diff --git a/rust-sdk/Makefile b/rust-sdk/Makefile
index 150e2e9752..131e26bdec 100644
--- a/rust-sdk/Makefile
+++ b/rust-sdk/Makefile
@@ -1,11 +1,11 @@
 x86_64:
-	cargo build --target x86_64-linux-android
-	install -D target/x86_64-linux-android/debug/libmatrix_crypto.so ../matrix-sdk-android/src/main/jniLibs/x86_64/libuniffi_olm.so
+	cargo build --release --target x86_64-linux-android
+	install -D target/x86_64-linux-android/release/libmatrix_crypto.so ../matrix-sdk-android/src/main/jniLibs/x86_64/libuniffi_olm.so
 
 x86:
-	cargo build --target i686-linux-android
-	install -D target/i686-linux-android/debug/libmatrix_crypto.so ../matrix-sdk-android/src/main/jniLibs/x86/libuniffi_olm.so
+	cargo build --release --target i686-linux-android
+	install -D target/i686-linux-android/release/libmatrix_crypto.so ../matrix-sdk-android/src/main/jniLibs/x86/libuniffi_olm.so
 
 aarch64:
-	cargo build --target aarch64-linux-android
-	install -D target/aarch64-linux-android/debug/libmatrix_crypto.so ../matrix-sdk-android/src/main/jniLibs/arm64-v8a/libuniffi_olm.so
+	cargo build --release --target aarch64-linux-android
+	install -D target/aarch64-linux-android/release/libmatrix_crypto.so ../matrix-sdk-android/src/main/jniLibs/arm64-v8a/libuniffi_olm.so