diff --git a/qtcreator.pri b/qtcreator.pri
index 7aa4f361dabba741850f40f1ef85d4c4efd5484b..5111639181004dec7d5cb12507d58490679b9ef8 100644
--- a/qtcreator.pri
+++ b/qtcreator.pri
@@ -130,13 +130,11 @@ macx {
     IDE_DOC_PATH     = $$IDE_DATA_PATH/doc
     IDE_BIN_PATH     = $$IDE_APP_PATH/$${IDE_APP_TARGET}.app/Contents/MacOS
     copydata = 1
-    isEmpty(TIGER_COMPAT_MODE):TIGER_COMPAT_MODE=$$(QTC_TIGER_COMPAT)
     !isEqual(QT_MAJOR_VERSION, 5) {
-        # Qt5 doesn't support 10.5, and will set the minimum version correctly to 10.6 or 10.7.
-        isEmpty(TIGER_COMPAT_MODE) {
-            QMAKE_CXXFLAGS *= -mmacosx-version-min=10.5
-            QMAKE_LFLAGS *= -mmacosx-version-min=10.5
-        }
+        # we use @rpath which is 10.5+
+        # Qt5 doesn't support 10.5, and will set the minimum version to 10.6 or 10.7.
+        QMAKE_CXXFLAGS *= -mmacosx-version-min=10.5
+        QMAKE_LFLAGS *= -mmacosx-version-min=10.5
     }
 } else {
     contains(TEMPLATE, vc.*):vcproj = 1
diff --git a/src/qtcreatorplugin.pri b/src/qtcreatorplugin.pri
index c243fa1180165be0e944073741c077da2f4d00ff..0f482d0a3df875bf34ff0e7ea594d4ae0629fa34 100644
--- a/src/qtcreatorplugin.pri
+++ b/src/qtcreatorplugin.pri
@@ -112,12 +112,8 @@ greaterThan(QT_MAJOR_VERSION, 4) {
 }
 
 macx {
-    !isEmpty(TIGER_COMPAT_MODE) {
-        QMAKE_LFLAGS_SONAME = -Wl,-install_name,@executable_path/../PlugIns/$${PROVIDER}/
-    } else {
-        QMAKE_LFLAGS_SONAME = -Wl,-install_name,@rpath/PlugIns/$${PROVIDER}/
-        QMAKE_LFLAGS += -Wl,-rpath,@loader_path/../../,-rpath,@executable_path/../
-    }
+    QMAKE_LFLAGS_SONAME = -Wl,-install_name,@rpath/PlugIns/$${PROVIDER}/
+    QMAKE_LFLAGS += -Wl,-rpath,@loader_path/../../,-rpath,@executable_path/../
 } else:linux-* {
     #do the rpath by hand since it's not possible to use ORIGIN in QMAKE_RPATHDIR
     QMAKE_RPATHDIR += \$\$ORIGIN
diff --git a/src/rpath.pri b/src/rpath.pri
index c352a823b3d5d20e02ca2b1a5b695a6a3118e66e..de56f11ae5b0758132f3b9f28079664879d7369d 100644
--- a/src/rpath.pri
+++ b/src/rpath.pri
@@ -1,10 +1,6 @@
 macx {
-    !isEmpty(TIGER_COMPAT_MODE) {
-        QMAKE_LFLAGS_SONAME = -Wl,-install_name,@executable_path/../PlugIns/
-    } else {
-        QMAKE_LFLAGS_SONAME = -Wl,-install_name,@rpath/PlugIns/
-        QMAKE_LFLAGS += -Wl,-rpath,@loader_path/../,-rpath,@executable_path/../
-    }
+    QMAKE_LFLAGS_SONAME = -Wl,-install_name,@rpath/PlugIns/
+    QMAKE_LFLAGS += -Wl,-rpath,@loader_path/../,-rpath,@executable_path/../
 } else:linux-* {
     #do the rpath by hand since it's not possible to use ORIGIN in QMAKE_RPATHDIR
     # this expands to $ORIGIN (after qmake and make), it does NOT read a qmake var