diff --git a/build-aarch64-apple-ios-debug.sh b/build-aarch64-apple-ios-debug.sh
index 3a6bf1a..51cbcb0 100755
--- a/build-aarch64-apple-ios-debug.sh
+++ b/build-aarch64-apple-ios-debug.sh
@@ -1,5 +1,10 @@
 #! /bin/sh
 
+if [ "$(uname)" != "Darwin" ]; then
+    echo "This script is for macOS only."
+    exit 1
+fi
+
 echo "Setting up the rust environment..."
 rustup target add aarch64-apple-ios
 cargo install cbindgen
diff --git a/build-aarch64-apple-ios.sh b/build-aarch64-apple-ios.sh
index 99010b1..845462f 100755
--- a/build-aarch64-apple-ios.sh
+++ b/build-aarch64-apple-ios.sh
@@ -1,5 +1,10 @@
 #! /bin/sh
 
+if [ "$(uname)" != "Darwin" ]; then
+    echo "This script is for macOS only."
+    exit 1
+fi
+
 echo "Setting up the rust environment..."
 rustup target add aarch64-apple-ios
 cargo install cbindgen
diff --git a/build-android.sh b/build-android.sh
index cb6346e..ad4fca3 100755
--- a/build-android.sh
+++ b/build-android.sh
@@ -1,5 +1,10 @@
 #! /bin/bash
 
+if [ "$(uname)" != "Linux" ]; then
+    echo "This script is for Linux only"
+    exit 1
+fi
+
 work_dir=$(pwd)
 
 ANDROID_API_VERSION=21
diff --git a/build-apple.sh b/build-apple.sh
index e353eef..8f27890 100755
--- a/build-apple.sh
+++ b/build-apple.sh
@@ -1,5 +1,10 @@
 #! /bin/sh
 
+if [ "$(uname)" != "Darwin" ]; then
+    echo "This script is for macOS only."
+    exit 1
+fi
+
 echo "Setting up the rust environment..."
 rustup target add aarch64-apple-ios aarch64-apple-ios-sim x86_64-apple-ios x86_64-apple-darwin aarch64-apple-darwin
 cargo install cbindgen