diff --git a/tests/YGAutoMinSizeTest.cpp b/tests/YGAutoMinSizeTest.cpp
index 02ac9fd2a4..750f6df1c2 100644
--- a/tests/YGAutoMinSizeTest.cpp
+++ b/tests/YGAutoMinSizeTest.cpp
@@ -59,7 +59,8 @@ YGConfigRef makeWebConfig(bool useAutoMinSize) {
     const YGErrata errata = YGConfigGetErrata(config);
     YGConfigSetErrata(
         config,
-        static_cast<YGErrata>(errata & ~YGErrataMinSizeUndefinedInsteadOfAuto));
+        static_cast<YGErrata>(
+            errata & (YGErrataAll ^ YGErrataMinSizeUndefinedInsteadOfAuto)));
   }
   return config;
 }
@@ -566,7 +567,8 @@ TEST(YogaAutoMinSize, errata_bit_round_trips) {
   YGConfigSetErrata(
       config,
       static_cast<YGErrata>(
-          YGConfigGetErrata(config) & ~YGErrataMinSizeUndefinedInsteadOfAuto));
+          YGConfigGetErrata(config) &
+          (YGErrataAll ^ YGErrataMinSizeUndefinedInsteadOfAuto)));
   EXPECT_EQ(
       YGConfigGetErrata(config) & YGErrataMinSizeUndefinedInsteadOfAuto, 0);
 
diff --git a/tests/YGFirstChildMinWidthTest.cpp b/tests/YGFirstChildMinWidthTest.cpp
index 6eaec8a4f5..eb409e8802 100644
--- a/tests/YGFirstChildMinWidthTest.cpp
+++ b/tests/YGFirstChildMinWidthTest.cpp
@@ -29,7 +29,8 @@ YGConfigRef makeFixedConfig() {
   const YGErrata errata = YGConfigGetErrata(config);
   YGConfigSetErrata(
       config,
-      static_cast<YGErrata>(errata & ~YGErrataFlexFirstPassUsesRunningTotals));
+      static_cast<YGErrata>(
+          errata & (YGErrataAll ^ YGErrataFlexFirstPassUsesRunningTotals)));
   return config;
 }
 
@@ -125,7 +126,8 @@ TEST(YGFirstChildMinWidth, errata_bit_round_trips) {
   YGConfigSetErrata(
       config,
       static_cast<YGErrata>(
-          YGConfigGetErrata(config) & ~YGErrataFlexFirstPassUsesRunningTotals));
+          YGConfigGetErrata(config) &
+          (YGErrataAll ^ YGErrataFlexFirstPassUsesRunningTotals)));
   EXPECT_EQ(
       YGConfigGetErrata(config) & YGErrataFlexFirstPassUsesRunningTotals, 0);