diff --git a/examples/wheel/private/wheel_utils.bzl b/examples/wheel/private/wheel_utils.bzl
index 037fed0175..4cd776a98a 100644
--- a/examples/wheel/private/wheel_utils.bzl
+++ b/examples/wheel/private/wheel_utils.bzl
@@ -28,6 +28,7 @@ def _directory_writer_impl(ctx):
 
     ctx.actions.run(
         outputs = [output],
+        mnemonic = "PyDirWriter",
         arguments = [args],
         executable = ctx.executable._writer,
     )
diff --git a/gazelle/manifest/defs.bzl b/gazelle/manifest/defs.bzl
index b615c4efc1..71a4d57156 100644
--- a/gazelle/manifest/defs.bzl
+++ b/gazelle/manifest/defs.bzl
@@ -184,6 +184,7 @@ def _sources_hash_impl(ctx):
     args.add_all(all_srcs)
     ctx.actions.run(
         outputs = [hash_file],
+        mnemonic = "PyGazelleManifestHash",
         inputs = all_srcs,
         arguments = [args],
         executable = ctx.executable._hasher,
diff --git a/gazelle/modules_mapping/def.bzl b/gazelle/modules_mapping/def.bzl
index 74d3c9ef35..8466edd39a 100644
--- a/gazelle/modules_mapping/def.bzl
+++ b/gazelle/modules_mapping/def.bzl
@@ -43,6 +43,7 @@ def _modules_mapping_impl(ctx):
 
         ctx.actions.run(
             inputs = [whl],
+            mnemonic = "PyGazelleModMapGen",
             outputs = [wheel_modules_mapping],
             executable = ctx.executable._generator,
             arguments = [args],
@@ -57,6 +58,7 @@ def _modules_mapping_impl(ctx):
 
     ctx.actions.run(
         inputs = per_wheel_outputs,
+        mnemonic = "PyGazelleModMapMerge",
         outputs = [modules_mapping],
         executable = ctx.executable._merger,
         arguments = [merge_args],
diff --git a/sphinxdocs/private/sphinx.bzl b/sphinxdocs/private/sphinx.bzl
index c1efda3508..e444429233 100644
--- a/sphinxdocs/private/sphinx.bzl
+++ b/sphinxdocs/private/sphinx.bzl
@@ -498,6 +498,7 @@ def _sphinx_inventory_impl(ctx):
     args.add(output)
     ctx.actions.run(
         executable = ctx.executable._builder,
+        mnemonic = "SphinxInventoryBuilder",
         arguments = [args],
         inputs = depset([ctx.file.src]),
         outputs = [output],