diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 53fd241ca0b..111e4bf1602 100644
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -1173,7 +1173,7 @@ _mesa_test_proxy_teximage(struct gl_context *ctx, GLenum target, GLint level,
    switch (target) {
    case GL_PROXY_TEXTURE_1D:
       maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
-      if (width < 2 * border || width > 2 + maxSize)
+      if (width < 2 * border || width > maxSize)
          return GL_FALSE;
       if (level >= ctx->Const.MaxTextureLevels)
          return GL_FALSE;
@@ -1185,9 +1185,9 @@ _mesa_test_proxy_teximage(struct gl_context *ctx, GLenum target, GLint level,
 
    case GL_PROXY_TEXTURE_2D:
       maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
-      if (width < 2 * border || width > 2 + maxSize)
+      if (width < 2 * border || width > maxSize)
          return GL_FALSE;
-      if (height < 2 * border || height > 2 + maxSize)
+      if (height < 2 * border || height > maxSize)
          return GL_FALSE;
       if (level >= ctx->Const.MaxTextureLevels)
          return GL_FALSE;
@@ -1201,11 +1201,11 @@ _mesa_test_proxy_teximage(struct gl_context *ctx, GLenum target, GLint level,
 
    case GL_PROXY_TEXTURE_3D:
       maxSize = 1 << (ctx->Const.Max3DTextureLevels - 1);
-      if (width < 2 * border || width > 2 + maxSize)
+      if (width < 2 * border || width > maxSize)
          return GL_FALSE;
-      if (height < 2 * border || height > 2 + maxSize)
+      if (height < 2 * border || height > maxSize)
          return GL_FALSE;
-      if (depth < 2 * border || depth > 2 + maxSize)
+      if (depth < 2 * border || depth > maxSize)
          return GL_FALSE;
       if (level >= ctx->Const.Max3DTextureLevels)
          return GL_FALSE;
@@ -1231,9 +1231,9 @@ _mesa_test_proxy_teximage(struct gl_context *ctx, GLenum target, GLint level,
 
    case GL_PROXY_TEXTURE_CUBE_MAP_ARB:
       maxSize = 1 << (ctx->Const.MaxCubeTextureLevels - 1);
-      if (width < 2 * border || width > 2 + maxSize)
+      if (width < 2 * border || width > maxSize)
          return GL_FALSE;
-      if (height < 2 * border || height > 2 + maxSize)
+      if (height < 2 * border || height > maxSize)
          return GL_FALSE;
       if (level >= ctx->Const.MaxCubeTextureLevels)
          return GL_FALSE;
@@ -1247,7 +1247,7 @@ _mesa_test_proxy_teximage(struct gl_context *ctx, GLenum target, GLint level,
 
    case GL_PROXY_TEXTURE_1D_ARRAY_EXT:
       maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
-      if (width < 2 * border || width > 2 + maxSize)
+      if (width < 2 * border || width > maxSize)
          return GL_FALSE;
       if (height < 1 || height > ctx->Const.MaxArrayTextureLayers)
          return GL_FALSE;
@@ -1261,9 +1261,9 @@ _mesa_test_proxy_teximage(struct gl_context *ctx, GLenum target, GLint level,
 
    case GL_PROXY_TEXTURE_2D_ARRAY_EXT:
       maxSize = 1 << (ctx->Const.MaxTextureLevels - 1);
-      if (width < 2 * border || width > 2 + maxSize)
+      if (width < 2 * border || width > maxSize)
          return GL_FALSE;
-      if (height < 2 * border || height > 2 + maxSize)
+      if (height < 2 * border || height > maxSize)
          return GL_FALSE;
       if (depth < 1 || depth > ctx->Const.MaxArrayTextureLayers)
          return GL_FALSE;