diff --git a/crates/ra_ide_api_light/src/line_index.rs b/crates/ra_ide_api_light/src/line_index.rs
index 898fee7e00..1317377434 100644
--- a/crates/ra_ide_api_light/src/line_index.rs
+++ b/crates/ra_ide_api_light/src/line_index.rs
@@ -154,7 +154,7 @@ pub fn to_line_col(text: &str, offset: TextUnit) -> LineCol {
 #[cfg(test)]
 mod test_line_index {
     use super::*;
-    use proptest::{prelude::*, proptest, proptest_helper};
+    use proptest::{prelude::*, proptest};
     use ra_text_edit::test_utils::{arb_text, arb_offset};
 
     #[test]
diff --git a/crates/ra_ide_api_light/src/line_index_utils.rs b/crates/ra_ide_api_light/src/line_index_utils.rs
index ec3269bbba..5d9ab6fd27 100644
--- a/crates/ra_ide_api_light/src/line_index_utils.rs
+++ b/crates/ra_ide_api_light/src/line_index_utils.rs
@@ -320,7 +320,7 @@ pub fn translate_offset_with_edit(
 #[cfg(test)]
 mod test {
     use super::*;
-    use proptest::{prelude::*, proptest, proptest_helper};
+    use proptest::{prelude::*, proptest};
     use crate::line_index;
     use ra_text_edit::test_utils::{arb_offset, arb_text_with_edit};
     use ra_text_edit::TextEdit;