diff --git a/package/tsconfig.json b/package/tsconfig.json
index 7e30adc..ebc0e5b 100644
--- a/package/tsconfig.json
+++ b/package/tsconfig.json
@@ -8,7 +8,6 @@
     "noUncheckedIndexedAccess": true,
     "outDir": "dist",
     "strict": true,
-    "strictNullChecks": true,
     "target": "es5"
   },
   "include": ["src"]
diff --git a/test/tsconfig.json b/test/tsconfig.json
index 39799d1..c3dd618 100644
--- a/test/tsconfig.json
+++ b/test/tsconfig.json
@@ -8,7 +8,6 @@
     "noUncheckedIndexedAccess": true,
     "outDir": "dist",
     "strict": true,
-    "strictNullChecks": true,
     "target": "es5"
   }
 }