diff --git a/Frameworks/libsidplayfp/sidplayfp.xcodeproj/project.pbxproj b/Frameworks/libsidplayfp/sidplayfp.xcodeproj/project.pbxproj
index 82bb09aa7..cfa308820 100644
--- a/Frameworks/libsidplayfp/sidplayfp.xcodeproj/project.pbxproj
+++ b/Frameworks/libsidplayfp/sidplayfp.xcodeproj/project.pbxproj
@@ -1414,7 +1414,10 @@
 				DYLIB_COMPATIBILITY_VERSION = 1;
 				DYLIB_CURRENT_VERSION = 1;
 				DYLIB_INSTALL_NAME_BASE = "@rpath";
-				GCC_PREPROCESSOR_DEFINITIONS = "HAVE_CONFIG_H=1";
+				GCC_PREPROCESSOR_DEFINITIONS = (
+					"VERSION=\\\"2.1.0\\\"",
+					"HAVE_CONFIG_H=1",
+				);
 				GCC_WARN_64_TO_32_BIT_CONVERSION = NO;
 				GCC_WARN_UNUSED_VARIABLE = NO;
 				HEADER_SEARCH_PATHS = (