diff --git a/indra/test_apps/llplugintest/llmediaplugintest.cpp b/indra/test_apps/llplugintest/llmediaplugintest.cpp
index f668867a02ed543c5190a49a686a879d0eddc3e1..7869763302f30d5fa67c460e7261f2a8209897c8 100644
--- a/indra/test_apps/llplugintest/llmediaplugintest.cpp
+++ b/indra/test_apps/llplugintest/llmediaplugintest.cpp
@@ -283,7 +283,7 @@ void LLMediaPluginTest::bindTexture(GLuint texture, GLint row_length, GLint alig
 
 ////////////////////////////////////////////////////////////////////////////////
 //
-bool LLMediaPluginTest::checkGLError(char *name)
+bool LLMediaPluginTest::checkGLError(const char *name)
 {
 	bool result = false;
 	GLenum error = glGetError();
diff --git a/indra/test_apps/llplugintest/llmediaplugintest.h b/indra/test_apps/llplugintest/llmediaplugintest.h
index 2d0ba0e3f67926091d689ac728c19bfb11c4a1c3..095a2ea3b313da878e0b786973223729a20a31af 100644
--- a/indra/test_apps/llplugintest/llmediaplugintest.h
+++ b/indra/test_apps/llplugintest/llmediaplugintest.h
@@ -87,7 +87,7 @@ class LLMediaPluginTest : public LLPluginClassMediaOwner
 		void mouseMove( int x, int y );
 
 		void bindTexture(GLuint texture, GLint row_length = 0, GLint alignment = 1);
-		bool checkGLError(char *name = "OpenGL");
+		bool checkGLError(const char *name = "OpenGL");
 		void drawGeometry( int panel );
 		void startPanelHighlight( float red, float green, float blue, float line_width );
 		void endPanelHighlight();