diff --git a/utilities.cc b/utilities.cc
index 04b5b08..aa7c9fa 100644
--- a/utilities.cc
+++ b/utilities.cc
@@ -4,9 +4,9 @@
 
 void disableButton( )
 {
-	ImGui::PushStyleColor( ImGuiCol_Button , ImColor( .3f , .3f , .3f ) );
-	ImGui::PushStyleColor( ImGuiCol_ButtonHovered , ImColor( .3f , .3f , .3f ) );
-	ImGui::PushStyleColor( ImGuiCol_ButtonActive , ImColor( .3f , .3f , .3f ) );
+	ImGui::PushStyleColor( ImGuiCol_Button , ImVec4( .3 , .3 , .3 , 1 ) );
+	ImGui::PushStyleColor( ImGuiCol_ButtonHovered , ImVec4( .3 , .3 , .3 , 1 ) );
+	ImGui::PushStyleColor( ImGuiCol_ButtonActive , ImVec4( .3 , .3 , .3 , 1 ) );
 }
 
 /*----------------------------------------------------------------------------*/