diff --git a/interface.xcodeproj/project.pbxproj b/interface.xcodeproj/project.pbxproj
index e89ebccbc4..d848191626 100644
--- a/interface.xcodeproj/project.pbxproj
+++ b/interface.xcodeproj/project.pbxproj
@@ -910,7 +910,7 @@
 					"$(OTHER_CFLAGS)",
 				);
 				PRODUCT_NAME = interface;
-				SDKROOT = macosx;
+				SDKROOT = macosx10.7;
 				USER_HEADER_SEARCH_PATHS = "";
 			};
 			name = Debug;
@@ -944,7 +944,7 @@
 					"$(OTHER_CFLAGS)",
 				);
 				PRODUCT_NAME = interface;
-				SDKROOT = macosx;
+				SDKROOT = macosx10.7;
 				USER_HEADER_SEARCH_PATHS = "";
 			};
 			name = Release;
@@ -958,7 +958,7 @@
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
 				ONLY_ACTIVE_ARCH = YES;
-				SDKROOT = macosx;
+				SDKROOT = macosx10.7;
 			};
 			name = Debug;
 		};
@@ -969,7 +969,7 @@
 				GCC_C_LANGUAGE_STANDARD = gnu99;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_UNUSED_VARIABLE = YES;
-				SDKROOT = macosx;
+				SDKROOT = macosx10.7;
 			};
 			name = Release;
 		};