diff --git a/Diffusion.xcodeproj/project.pbxproj b/Diffusion.xcodeproj/project.pbxproj
index eadc80a..a800a09 100644
--- a/Diffusion.xcodeproj/project.pbxproj
+++ b/Diffusion.xcodeproj/project.pbxproj
@@ -326,6 +326,7 @@
 			isa = PBXNativeTarget;
 			buildConfigurationList = F155202F2971093400DC009B /* Build configuration list for PBXNativeTarget "Diffusion-macOS" */;
 			buildPhases = (
+				EB7FE72529954BFF009056BD /* ShellScript */,
 				F155201D2971093300DC009B /* Sources */,
 				F155201E2971093300DC009B /* Frameworks */,
 				F155201F2971093300DC009B /* Resources */,
@@ -433,6 +434,27 @@
 		};
 /* End PBXResourcesBuildPhase section */
 
+/* Begin PBXShellScriptBuildPhase section */
+		EB7FE72529954BFF009056BD /* ShellScript */ = {
+			isa = PBXShellScriptBuildPhase;
+			alwaysOutOfDate = 1;
+			buildActionMask = 12;
+			files = (
+			);
+			inputFileListPaths = (
+			);
+			inputPaths = (
+			);
+			outputFileListPaths = (
+			);
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "if [ \"$CONFIGURATION\" != \"Debug\" ]\nthen    \n    version=`date +%Y%m%d.%H%M%S`\n    CONFIG_FILE=${SRCROOT}/config/common.xcconfig\n    sed -e 's/^CURRENT_PROJECT_VERSION.*/CURRENT_PROJECT_VERSION = '\"$version\"'/' ${CONFIG_FILE} > ${CONFIG_FILE}.tmp\n    [[ -s ${CONFIG_FILE}.tmp ]] && {\n        mv ${CONFIG_FILE}.tmp ${CONFIG_FILE}\n    }\nfi\n";
+		};
+/* End PBXShellScriptBuildPhase section */
+
 /* Begin PBXSourcesBuildPhase section */
 		EBE755C1293E37DD00806B32 /* Sources */ = {
 			isa = PBXSourcesBuildPhase;