1 files changed, 3 insertions, 3 deletions

diff --git a/src/common/bit_set.h b/src/common/bit_set.h
index 5a197d8c1..5cd1352b2 100644
--- a/src/common/bit_set.h
+++ b/src/common/bit_set.h
@@ -170,14 +170,14 @@ public:
             m_val |= (IntTy)1 << bit;
     }
 
-    static BitSet AllTrue(size_t count) {
+    static BitSet AllTrue(std::size_t count) {
         return BitSet(count == sizeof(IntTy) * 8 ? ~(IntTy)0 : (((IntTy)1 << count) - 1));
     }
 
-    Ref operator[](size_t bit) {
+    Ref operator[](std::size_t bit) {
         return Ref(this, (IntTy)1 << bit);
     }
-    const Ref operator[](size_t bit) const {
+    const Ref operator[](std::size_t bit) const {
         return (*const_cast<BitSet*>(this))[bit];
     }
     bool operator==(BitSet other) const {