diff --git a/PHP Monitor.xcodeproj/project.pbxproj b/PHP Monitor.xcodeproj/project.pbxproj
index 971c5f8..5fc7d57 100644
--- a/PHP Monitor.xcodeproj/project.pbxproj	
+++ b/PHP Monitor.xcodeproj/project.pbxproj	
@@ -423,7 +423,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 2.5;
+				MARKETING_VERSION = "2.5-pre";
 				PRODUCT_BUNDLE_IDENTIFIER = com.nicoverbruggen.phpmon;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -447,7 +447,7 @@
 					"$(inherited)",
 					"@executable_path/../Frameworks",
 				);
-				MARKETING_VERSION = 2.5;
+				MARKETING_VERSION = "2.5-pre";
 				PRODUCT_BUNDLE_IDENTIFIER = com.nicoverbruggen.phpmon;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				PROVISIONING_PROFILE_SPECIFIER = "";