diff --git a/common/source/java/ch/systemsx/cisd/common/compression/tiff/TiffZipCompressionMethod.java b/common/source/java/ch/systemsx/cisd/common/compression/tiff/TiffZipCompressionMethod.java
index ffe837e39b7e7bc805fe7b24131c942eed365f16..90271e47f2efcf399f7f9b14d5c5d807f0643fcb 100644
--- a/common/source/java/ch/systemsx/cisd/common/compression/tiff/TiffZipCompressionMethod.java
+++ b/common/source/java/ch/systemsx/cisd/common/compression/tiff/TiffZipCompressionMethod.java
@@ -42,10 +42,10 @@ public class TiffZipCompressionMethod extends InPlaceCompressionMethod
 
     private static String getImageMagickVersion(String convertExecutableToCheck)
     {
-        final long TIME_TO_WAIT_FOR_COMPLETION = 2 * 1000;
+        final long timeToWaitForCompletionMillis = 2 * 1000L;
         final ProcessResult result =
                 ProcessExecutionHelper.run(Arrays.asList(convertExecutableToCheck, "--version"),
-                        TIME_TO_WAIT_FOR_COMPLETION, operationLog, machineLog);
+                        timeToWaitForCompletionMillis, operationLog, machineLog);
         result.log();
         final String versionString = extractImageMagickVersion(result.getProcessOutput().get(0));
         return versionString;