diff --git a/package-lock.json b/package-lock.json
index 7b5887a..6a99354 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
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       "license": "MIT",
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         "get-random-values": "^1.2.2",
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@@ -22,7 +22,7 @@
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         "memdown": "^5.1.0",
         "minimist": ">=1.2.3",
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         "rimraf": "^3.0.2",
         "rocksdb": "^4.1.0",
         "sockjs": "^0.3.21",
@@ -79,6 +79,18 @@
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+      "resolved": "https://registry.npmjs.org/node-lmdb/-/node-lmdb-0.8.0.tgz",
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+        "nan": "^2.13.1",
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       "resolved": "https://registry.npmjs.org/@live-change/interval-tree/-/interval-tree-1.0.12.tgz",
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+      "version": "2.30.1",
+      "resolved": "https://registry.npmjs.org/node-abi/-/node-abi-2.30.1.tgz",
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-        "bindings": "^1.5.0",
-        "nan": "^2.13.1",
-        "prebuild-install": "^5.2.5"
+        "nan": "^2.14.1",
+        "node-gyp-build": "^4.2.3"
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+      "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.3.0.tgz",
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+      "dev": true,
+      "bin": {
+        "node-gyp-build": "bin.js",
+        "node-gyp-build-optional": "optional.js",
+        "node-gyp-build-test": "build-test.js"
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-      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.3.tgz",
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+      "version": "3.0.7",
+      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.7.tgz",
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@@ -1554,9 +1576,9 @@
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-      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-3.1.0.tgz",
-      "integrity": "sha512-bCR6cP+aTdScaQCnQKbPKtJOKDp/hj9EDLJo3Nw4y1QksqaovlW/bnptB6/c1e+qmNIDHRK+oXFDdEqBT8WzUA==",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-3.1.1.tgz",
+      "integrity": "sha512-CQ5LTKGfCpvE1K0n2us+kuMPbk/q0EKl82s4aheV9oXjFEz6W/Y7oQFVJuU6QG77hRT4Ghb5RURteF5vnWjupA==",
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@@ -1828,18 +1850,21 @@
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-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/which-pm-runs/-/which-pm-runs-1.0.0.tgz",
-      "integrity": "sha1-Zws6+8VS4LVd9rd4DKdGFfI60cs=",
-      "dev": true
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/which-pm-runs/-/which-pm-runs-1.1.0.tgz",
+      "integrity": "sha512-n1brCuqClxfFfq/Rb0ICg9giSZqCS+pLtccdag6C2HyufBrh3fBOiy9nb6ggRMvWOVH5GrdJskj5iGTZNxd7SA==",
+      "dev": true,
+      "engines": {
+        "node": ">=4"
+      }
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-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
-      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.5.tgz",
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       "dev": true,
       "dependencies": {
-        "string-width": "^1.0.2 || 2"
+        "string-width": "^1.0.2 || 2 || 3 || 4"
       }
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     "node_modules/wrappy": {
@@ -1908,6 +1933,17 @@
           "requires": {
             "debug": "^4.1.1"
           }
+        },
+        "node-lmdb": {
+          "version": "0.8.0",
+          "resolved": "https://registry.npmjs.org/node-lmdb/-/node-lmdb-0.8.0.tgz",
+          "integrity": "sha512-fFMNIjOyUtJn7ZsDG/zP2iaHp6IaIVQ42foqFyWhqc9dEfaiZtzhjLL+k6KMChfaeLdAL0f2em8Z33gBc2zeMg==",
+          "dev": true,
+          "requires": {
+            "bindings": "^1.5.0",
+            "nan": "^2.13.1",
+            "prebuild-install": "^5.2.5"
+          }
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@@ -1943,9 +1979,9 @@
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-      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.5.tgz",
-      "integrity": "sha512-5hYdAkZlcG8tOLujVDTgCT+uPX0VnpAH28gWsLfzpXYm7wP6mp5Q/gYyR7YQ0cKVJcXJnl3j2kpBan13PtQf6w==",
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.7.tgz",
+      "integrity": "sha512-nxwy40TuMiUGqMyRHgCSWZ9FM4VAoRP4xUYSTv5ImRog+h9yISPbVH7H8fASCIzYn9wlEv4zvFL7uKDMCFQm3g==",
       "dev": true,
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@@ -2071,9 +2107,9 @@
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-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
-      "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=",
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.3.tgz",
+      "integrity": "sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==",
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@@ -2746,9 +2782,9 @@
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-      "resolved": "https://registry.npmjs.org/node-abi/-/node-abi-2.30.0.tgz",
-      "integrity": "sha512-g6bZh3YCKQRdwuO/tSZZYJAw622SjsRfJ2X0Iy4sSOHZ34/sPPdVBn8fev2tj7njzLwuqPw9uMtGsGkO5kIQvg==",
+      "version": "2.30.1",
+      "resolved": "https://registry.npmjs.org/node-abi/-/node-abi-2.30.1.tgz",
+      "integrity": "sha512-/2D0wOQPgaUWzVSVgRMx+trKJRC2UG4SUc4oCJoXx9Uxjtp0Vy3/kt7zcbxHF8+Z/pK3UloLWzBISg72brfy1w==",
       "dev": true,
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@@ -2769,14 +2805,21 @@
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-      "version": "0.8.0",
-      "resolved": "https://registry.npmjs.org/node-lmdb/-/node-lmdb-0.8.0.tgz",
-      "integrity": "sha512-fFMNIjOyUtJn7ZsDG/zP2iaHp6IaIVQ42foqFyWhqc9dEfaiZtzhjLL+k6KMChfaeLdAL0f2em8Z33gBc2zeMg==",
+      "version": "0.9.7",
+      "resolved": "https://registry.npmjs.org/node-lmdb/-/node-lmdb-0.9.7.tgz",
+      "integrity": "sha512-RyYSB3kTByjp1yCKE474yuoBxi/+8kKvjYFOVuDBVoS31D6JvzjwMgNnQrMwoHSbZ6RwucW7jmF93Cm9ltziJQ==",
       "dev": true,
       "requires": {
-        "bindings": "^1.5.0",
-        "nan": "^2.13.1",
-        "prebuild-install": "^5.2.5"
+        "nan": "^2.14.1",
+        "node-gyp-build": "^4.2.3"
+      },
+      "dependencies": {
+        "node-gyp-build": {
+          "version": "4.3.0",
+          "resolved": "https://registry.npmjs.org/node-gyp-build/-/node-gyp-build-4.3.0.tgz",
+          "integrity": "sha512-iWjXZvmboq0ja1pUGULQBexmxq8CV4xBhX7VDOTbL7ZR4FOowwY/VOtRxBN/yKxmdGoIp4j5ysNT4u3S2pDQ3Q==",
+          "dev": true
+        }
       }
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@@ -3027,9 +3070,9 @@
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     "signal-exit": {
-      "version": "3.0.3",
-      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.3.tgz",
-      "integrity": "sha512-VUJ49FC8U1OxwZLxIbTTrDvLnf/6TDgxZcK8wxR8zs13xpx7xbG60ndBlhNrFi2EMuFRoeDoJO7wthSLq42EjA==",
+      "version": "3.0.7",
+      "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.7.tgz",
+      "integrity": "sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ==",
       "dev": true
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@@ -3039,9 +3082,9 @@
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-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-3.1.0.tgz",
-      "integrity": "sha512-bCR6cP+aTdScaQCnQKbPKtJOKDp/hj9EDLJo3Nw4y1QksqaovlW/bnptB6/c1e+qmNIDHRK+oXFDdEqBT8WzUA==",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/simple-get/-/simple-get-3.1.1.tgz",
+      "integrity": "sha512-CQ5LTKGfCpvE1K0n2us+kuMPbk/q0EKl82s4aheV9oXjFEz6W/Y7oQFVJuU6QG77hRT4Ghb5RURteF5vnWjupA==",
       "dev": true,
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@@ -3266,18 +3309,18 @@
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-      "resolved": "https://registry.npmjs.org/which-pm-runs/-/which-pm-runs-1.0.0.tgz",
-      "integrity": "sha1-Zws6+8VS4LVd9rd4DKdGFfI60cs=",
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/which-pm-runs/-/which-pm-runs-1.1.0.tgz",
+      "integrity": "sha512-n1brCuqClxfFfq/Rb0ICg9giSZqCS+pLtccdag6C2HyufBrh3fBOiy9nb6ggRMvWOVH5GrdJskj5iGTZNxd7SA==",
       "dev": true
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-      "version": "1.1.3",
-      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
-      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.5.tgz",
+      "integrity": "sha512-eDMORYaPNZ4sQIuuYPDHdQvf4gyCF9rEEV/yPxGfwPkRodwEgiMUUXTx/dex+Me0wxx53S+NgUHaP7y3MGlDmg==",
       "dev": true,
       "requires": {
-        "string-width": "^1.0.2 || 2"
+        "string-width": "^1.0.2 || 2 || 3 || 4"
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diff --git a/package.json b/package.json
index 06bcbcf..70aba02 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "levelup": "^4.4.0",
     "memdown": "^5.1.0",
     "minimist": ">=1.2.3",
-    "node-lmdb": "^0.8.0",
+    "node-lmdb": "^0.9.7",
     "rimraf": "^3.0.2",
     "rocksdb": "^4.1.0",
     "sockjs": "^0.3.21",