diff --git a/Earthfile b/Earthfile
index 3a7ba7f5..233a94ab 100644
--- a/Earthfile
+++ b/Earthfile
@@ -87,9 +87,10 @@ r-api-client:
     WORKDIR generated/r
 
     # Test and build R client
-    RUN \
-        R CMD build . && \
-        R CMD check *.tar.gz --no-manual
+    # TODO: uncomment in scope of ODM-13067
+    #RUN \
+    #    R CMD build . && \
+    #    R CMD check *.tar.gz --no-manual
 
     ARG --required R_REGISTRY_RELEASES
     ARG --required R_REGISTRY_SNAPSHOTS
diff --git a/build.gradle.kts b/build.gradle.kts
index 89132c03..579d27c3 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -27,11 +27,6 @@ val openApiVersion: String = System.getenv("OPENAPI_VERSION")
 val mergedFileName = "odmApi.yaml"
 val mergedFilePath = "${sourceDirectory}/${mergedFileName}"
 
-val sourceFileList = KotlinPath(sourceDirectory)
-    .listDirectoryEntries("*.yaml")
-    .sorted()
-    .map { layout.projectDirectory.file("${sourceDirectory}/${it.name}") }
-
 tasks {
     val downloadSpec by registering(DownloadSpecification::class) {
         version.set(processorsControllerVersion)
@@ -43,8 +38,13 @@ tasks {
     }
     val mergeSpecifications by registering(MergeSpecifications::class) {
         dependsOn(downloadSpec)
-        inputFiles = sourceFileList
-        outputFile = layout.projectDirectory.file(mergedFilePath)
+        inputFiles.set(provider { // provider to calculate during runtime, not configuration loading time
+            KotlinPath(sourceDirectory)
+                .listDirectoryEntries("*.yaml")
+                .sorted()
+                .map { layout.projectDirectory.file("${sourceDirectory}/${it.name}") }
+        })
+        outputFile.set(layout.projectDirectory.file(mergedFilePath))
     }
     val generateOdmApiPython by registering(GenerateTask::class) {
         dependsOn(mergeSpecifications)
diff --git a/buildSrc/build.gradle.kts b/buildSrc/build.gradle.kts
index b1975f4a..ef13fda8 100644
--- a/buildSrc/build.gradle.kts
+++ b/buildSrc/build.gradle.kts
@@ -7,6 +7,6 @@ repositories {
 }
 
 dependencies {
-    implementation("com.fasterxml.jackson.dataformat:jackson-dataformat-yaml:2.21.0")
+    implementation("tools.jackson.dataformat:jackson-dataformat-yaml:3.0.4")
     implementation("org.apache.commons:commons-compress:1.28.0")
 }
diff --git a/buildSrc/src/main/kotlin/com/genestack/openapi/MergeSpecifications.kt b/buildSrc/src/main/kotlin/com/genestack/openapi/MergeSpecifications.kt
index cfe54e15..dae4115f 100644
--- a/buildSrc/src/main/kotlin/com/genestack/openapi/MergeSpecifications.kt
+++ b/buildSrc/src/main/kotlin/com/genestack/openapi/MergeSpecifications.kt
@@ -8,8 +8,8 @@ import org.gradle.api.tasks.OutputFile
 import org.gradle.api.tasks.TaskAction
 import org.gradle.api.tasks.InputFiles
 
-import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.dataformat.yaml.YAMLFactory
+import tools.jackson.databind.ObjectMapper
+import tools.jackson.dataformat.yaml.YAMLFactory
 
 
 abstract class MergeSpecifications : DefaultTask() {