diff --git a/src/bin/wasmer.rs b/src/bin/wasmer.rs
index 28aea2d1e..4ebfb76d3 100644
--- a/src/bin/wasmer.rs
+++ b/src/bin/wasmer.rs
@@ -85,7 +85,7 @@ fn execute_wasm(options: &Run) -> Result<(), String> {
     };
 
     let mut instance = module
-        .instantiate(import_object)
+        .instantiate(&import_object)
         .map_err(|e| format!("Can't instantiate module: {:?}", e))?;
 
     webassembly::run_instance(
diff --git a/src/webassembly.rs b/src/webassembly.rs
index 2dc8141ff..bbe50b4d6 100644
--- a/src/webassembly.rs
+++ b/src/webassembly.rs
@@ -41,7 +41,7 @@ pub fn instantiate(buffer_source: &[u8], import_object: ImportObject) -> Result<
     let module = compile(&buffer_source[..])?;
 
     debug!("webassembly - instantiating");
-    let instance = module.instantiate(import_object)?;
+    let instance = module.instantiate(&import_object)?;
 
     debug!("webassembly - instance created");
     Ok(ResultObject {