diff --git a/cmake/QtTargetHelpers.cmake b/cmake/QtTargetHelpers.cmake
index 180ec33..a03e3b1 100644
--- a/cmake/QtTargetHelpers.cmake
+++ b/cmake/QtTargetHelpers.cmake
@@ -281,10 +281,10 @@ function(qt_internal_add_target_aliases target)
     set_target_properties("${target}" PROPERTIES _qt_versionfull_alias "${versionfull_alias}")
 
     get_target_property(type "${target}" TYPE)
-    if (type STREQUAL EXECUTABLE)
+    if (type STREQUAL EXECUTABLE AND NOT TARGET "${versionfull_alias}")
         add_executable("${versionless_alias}" ALIAS "${target}")
         add_executable("${versionfull_alias}" ALIAS "${target}")
-    else()
+    elseif(NOT type STREQUAL EXECUTABLE)
         add_library("${versionless_alias}" ALIAS "${target}")
         add_library("${versionfull_alias}" ALIAS "${target}")
     endif()