diff --git a/gstreamer/src/error.rs b/gstreamer/src/error.rs
index 890a072cd..58221d370 100644
--- a/gstreamer/src/error.rs
+++ b/gstreamer/src/error.rs
@@ -173,6 +173,8 @@ mod tests {
 
     #[test]
     fn error_message() {
+        ::init().unwrap();
+
         let e = ErrorMessage::new(
             &::CoreError::Failed,
             Some("message"),
@@ -189,6 +191,8 @@ mod tests {
 
     #[test]
     fn logabble_error() {
+        ::init().unwrap();
+
         let e: LoggableError = glib::BoolError::new("msg", "filename", "function", 7).into();
         assert_eq!(
             format!("{}", e),
diff --git a/gstreamer/src/iterator.rs b/gstreamer/src/iterator.rs
index 64ffaa4e1..b1da87f8e 100644
--- a/gstreamer/src/iterator.rs
+++ b/gstreamer/src/iterator.rs
@@ -742,6 +742,8 @@ mod tests {
 
     #[test]
     fn test_std() {
+        ::init().unwrap();
+
         let mut it = Iterator::from_vec(vec![1i32, 2, 3]).into_iter();
         assert_eq!(it.next(), Some(Ok(1)));
         assert_eq!(it.next(), Some(Ok(2)));
@@ -751,6 +753,8 @@ mod tests {
 
     #[test]
     fn test_into_iter() {
+        ::init().unwrap();
+
         let mut v = vec![1i32, 2, 3].into_iter();
         for x in Iterator::from_vec(vec![1i32, 2, 3]) {
             assert_eq!(x.unwrap(), v.next().unwrap());