2 files changed, 2 insertions, 2 deletions
diff --git a/src/WebAssembly/Structure/Types/FuncType.php b/src/WebAssembly/Structure/Types/FuncType.php
index 9ea2434..7932eb5 100644
--- a/src/WebAssembly/Structure/Types/FuncType.php
+++ b/src/WebAssembly/Structure/Types/FuncType.php
@@ -18,7 +18,7 @@ final readonly class FuncType
     ) {
     }
 
-    public function equals(FuncType $other): bool
+    public function equals(self $other): bool
     {
         if (count($this->params) !== count($other->params)) {
             return false;
diff --git a/src/WebAssembly/Structure/Types/Limits.php b/src/WebAssembly/Structure/Types/Limits.php
index e60b842..74a3409 100644
--- a/src/WebAssembly/Structure/Types/Limits.php
+++ b/src/WebAssembly/Structure/Types/Limits.php
@@ -18,7 +18,7 @@ final readonly class Limits
 
     public function isValid(): bool
     {
-        return 0 <= $this->min &&
+        return $this->min >= 0 &&
             ($this->max === null || $this->min <= $this->max);
     }
 }