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-rw-r--r--src/mesa/main/framebuffer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mesa/main/framebuffer.c b/src/mesa/main/framebuffer.c
index b2ec679a54..af78363ad3 100644
--- a/src/mesa/main/framebuffer.c
+++ b/src/mesa/main/framebuffer.c
@@ -69,7 +69,7 @@ compute_depth_max(struct gl_framebuffer *fb)
fb->_DepthMaxF = (GLfloat) fb->_DepthMax;
/* Minimum resolvable depth value, for polygon offset */
- fb->_MRD = 1.0 / fb->_DepthMaxF;
+ fb->_MRD = (GLfloat)1.0 / fb->_DepthMaxF;
}