diff --git a/mkspecs/features/qt_helper_lib.prf b/mkspecs/features/qt_helper_lib.prf
index 8e61316aa66..1dea474b352 100644
--- a/mkspecs/features/qt_helper_lib.prf
+++ b/mkspecs/features/qt_helper_lib.prf
@@ -27,6 +27,6 @@ DLLDESTDIR = $$MODULE_BASE_OUTDIR/bin
 
 # In static builds of Qt, convenience libraries must be installed,
 # as in this case they are not linked to the final library/plugin.
-installed|contains(QT_CONFIG, static): load(qt_installs)
+installed|if(!not_installed:contains(QT_CONFIG, static)): load(qt_installs)
 
 TARGET = $$qt5LibraryTarget($$TARGET)
diff --git a/src/angle/src/compiler/preprocessor/preprocessor.pro b/src/angle/src/compiler/preprocessor/preprocessor.pro
index 12f644870d1..cbf411623d0 100644
--- a/src/angle/src/compiler/preprocessor/preprocessor.pro
+++ b/src/angle/src/compiler/preprocessor/preprocessor.pro
@@ -1,4 +1,5 @@
 CONFIG += static
+contains(QT_CONFIG, dynamicgl): CONFIG += not_installed
 include(../../config.pri)
 
 INCLUDEPATH = $$ANGLE_DIR/src/compiler/preprocessor
diff --git a/src/angle/src/compiler/translator.pro b/src/angle/src/compiler/translator.pro
index b40aa96319e..31aeae92b0c 100644
--- a/src/angle/src/compiler/translator.pro
+++ b/src/angle/src/compiler/translator.pro
@@ -1,4 +1,5 @@
 CONFIG += static
+contains(QT_CONFIG, dynamicgl): CONFIG += not_installed
 include(../config.pri)
 
 INCLUDEPATH += \