diff --git a/launcher/resources/OSX/OSX.qrc b/launcher/resources/OSX/OSX.qrc
index 3f50d6cf..9d4511d1 100644
--- a/launcher/resources/OSX/OSX.qrc
+++ b/launcher/resources/OSX/OSX.qrc
@@ -1,4 +1,5 @@
-<RCC>
+<!DOCTYPE RCC>
+<RCC version="1.0">
     <qresource prefix="/icons/OSX">
         <file>index.theme</file>
         <file>scalable/about.svg</file>
diff --git a/launcher/resources/iOS/iOS.qrc b/launcher/resources/iOS/iOS.qrc
index d7044fbb..0b79efb2 100644
--- a/launcher/resources/iOS/iOS.qrc
+++ b/launcher/resources/iOS/iOS.qrc
@@ -1,4 +1,5 @@
-<RCC>
+<!DOCTYPE RCC>
+<RCC version="1.0">
     <qresource prefix="/icons/iOS">
         <file>index.theme</file>
         <file>scalable/about.svg</file>
diff --git a/launcher/resources/pe_blue/pe_blue.qrc b/launcher/resources/pe_blue/pe_blue.qrc
index dc40103a..639675f0 100644
--- a/launcher/resources/pe_blue/pe_blue.qrc
+++ b/launcher/resources/pe_blue/pe_blue.qrc
@@ -1,4 +1,5 @@
-<RCC>
+<!DOCTYPE RCC>
+<RCC version="1.0">
     <qresource prefix="/icons/pe_blue">
         <file>index.theme</file>
         <file>scalable/about.svg</file>
diff --git a/launcher/resources/pe_colored/pe_colored.qrc b/launcher/resources/pe_colored/pe_colored.qrc
index bd1af6ff..fac58da8 100644
--- a/launcher/resources/pe_colored/pe_colored.qrc
+++ b/launcher/resources/pe_colored/pe_colored.qrc
@@ -1,4 +1,5 @@
-<RCC>
+<!DOCTYPE RCC>
+<RCC version="1.0">
     <qresource prefix="/icons/pe_colored">
         <file>index.theme</file>
         <file>scalable/about.svg</file>
diff --git a/launcher/resources/pe_dark/pe_dark.qrc b/launcher/resources/pe_dark/pe_dark.qrc
index 05ef7e93..c0c6ee6c 100644
--- a/launcher/resources/pe_dark/pe_dark.qrc
+++ b/launcher/resources/pe_dark/pe_dark.qrc
@@ -1,4 +1,5 @@
-<RCC>
+<!DOCTYPE RCC>
+<RCC version="1.0">
     <qresource prefix="/icons/pe_dark">
         <file>index.theme</file>
         <file>scalable/about.svg</file>
diff --git a/launcher/resources/pe_light/pe_light.qrc b/launcher/resources/pe_light/pe_light.qrc
index 6acca230..bd6a2496 100644
--- a/launcher/resources/pe_light/pe_light.qrc
+++ b/launcher/resources/pe_light/pe_light.qrc
@@ -1,4 +1,5 @@
-<RCC>
+<!DOCTYPE RCC>
+<RCC version="1.0">
     <qresource prefix="/icons/pe_light">
         <file>index.theme</file>
         <file>scalable/about.svg</file>