1 files changed, 1 insertions, 1 deletions
diff --git a/src/plugins/renderers/opengl/graphicshelpers/graphicscontext.cpp b/src/plugins/renderers/opengl/graphicshelpers/graphicscontext.cpp
index 56af99d6a..97a3d6eb8 100644
--- a/src/plugins/renderers/opengl/graphicshelpers/graphicscontext.cpp
+++ b/src/plugins/renderers/opengl/graphicshelpers/graphicscontext.cpp
@@ -344,7 +344,7 @@ void GraphicsContext::activateDrawBuffers(const AttachmentPack &attachments)
         if (activeDrawBuffers.size() > 1) {// We need MRT
             if (m_glHelper->supportsFeature(GraphicsHelperInterface::MRT)) {
                 // Set up MRT, glDrawBuffers...
-                m_glHelper->drawBuffers(activeDrawBuffers.size(), activeDrawBuffers.data());
+                m_glHelper->drawBuffers(GLsizei(activeDrawBuffers.size()), activeDrawBuffers.data());
             }
         }
     } else {