diff --git a/src/gallium/drivers/i915/i915_fpc_translate.c b/src/gallium/drivers/i915/i915_fpc_translate.c
index 7e36f2f0736..690b4ef0900 100644
--- a/src/gallium/drivers/i915/i915_fpc_translate.c
+++ b/src/gallium/drivers/i915/i915_fpc_translate.c
@@ -901,7 +901,7 @@ i915_init_compile(struct i915_context *i915, struct i915_fragment_shader *ifs)
    p->decl = p->declarations;
    p->decl_s = 0;
    p->decl_t = 0;
-   p->temp_flag = ~0x0 << I915_MAX_TEMPORARY;
+   p->temp_flag = ~0x0U << I915_MAX_TEMPORARY;
    p->utemp_flag = ~0x7;
 
    /* initialize the first program word */