diff --git a/src/mesa/main/texstate.c b/src/mesa/main/texstate.c
index cf17a6b1e72..8ac41a27729 100644
--- a/src/mesa/main/texstate.c
+++ b/src/mesa/main/texstate.c
@@ -1770,7 +1770,7 @@ _mesa_GetTexLevelParameteriv( GLenum target, GLint level,
          else
             *params = 0;
          return;
-      case GL_DEPTH_BITS:
+      case GL_TEXTURE_DEPTH_SIZE_ARB:
          if (ctx->Extensions.SGIX_depth_texture ||
              ctx->Extensions.ARB_depth_texture)
             *params = img->TexFormat->DepthBits;