diff --git a/README.md b/README.md
index cc45c7c..3e9d1aa 100644
--- a/README.md
+++ b/README.md
@@ -144,6 +144,7 @@ Deployment.
 ## Releases
 
 ### 1.6.7 - 20XX-XX-XX
+- Mitigated build warning about `RandomStringUtils.randomAlphanumeric(int)` being deprecated.
 
 ### 1.6.6 - 2024-01-06
 
diff --git a/resources/META-INF/plugin.xml b/resources/META-INF/plugin.xml
index d99a216..29b5c2b 100644
--- a/resources/META-INF/plugin.xml
+++ b/resources/META-INF/plugin.xml
@@ -23,6 +23,7 @@
     ]]></description>
 
   <change-notes><![CDATA[
+    - Mitigated build warning about `RandomStringUtils.randomAlphanumeric(int)` being deprecated.
     ]]>
   </change-notes>
 
diff --git a/src/com/github/johnthagen/cppcheck/CppcheckInspection.java b/src/com/github/johnthagen/cppcheck/CppcheckInspection.java
index 373ec12..d4b9c3b 100644
--- a/src/com/github/johnthagen/cppcheck/CppcheckInspection.java
+++ b/src/com/github/johnthagen/cppcheck/CppcheckInspection.java
@@ -92,7 +92,7 @@ public ProblemDescriptor[] checkFile(@NotNull final PsiFile file,
         File tempFile = null;
         try {
             final CppCheckInspectionImpl inspectionImpl = new CppCheckInspectionImpl(verboseLevel);
-            tempFile = FileUtil.createTempFile(RandomStringUtils.randomAlphanumeric(8) + "_", vFile.getName(), true);
+            tempFile = FileUtil.createTempFile(RandomStringUtils.insecure().nextAlphanumeric(8) + "_", vFile.getName(), true);
             FileUtil.writeToFile(tempFile, document.getText());
             final String cppcheckOutput =
                     inspectionImpl.executeCommandOnFile(vFile, cppcheckPathFile, prependIncludeDir(cppcheckOptions, vFile),