diff --git a/config/vars.mk b/config/vars.mk
index 86df5b48cb86d6ba428e143d05f09411e3786cf7..7b75794b4f37a5a1b80c5dcb19d3106039518d99 100644
--- a/config/vars.mk
+++ b/config/vars.mk
@@ -123,7 +123,7 @@ NVCCFLAGS   += --compiler-options "${CPPFLAGS}"     \
                ${ARCHNVCCFLAGS}                     \
                --compiler-options "${ARCHCXXFLAGS}" \
                ${USRNVCCFLAGS}                      \
-               --compiler-options "${USRCXXFLASG}"  \
+               --compiler-options "${USRCXXFLAGS}"  \
                ${INCFLAGS}
 NVCCLDFLAGS += ${ARCHNVCCLDFLAGS}                  \
                --compiler-options "${ARCHLDFLAGS}" \