diff --git a/CHANGELOG.md b/CHANGELOG.md
index 576977d2..5973621a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@
 ### Bug Fixes
 
 - [#1588](https://github.com/lapce/lapce/issues/1588): Fixed an issue where new windows would never be created after closing all windows on macOS.
+- [#1637](https://github.com/lapce/lapce/issues/1637): Fix python using 7 spaces instead of 4 spaces to indent
 
 ## 0.2.2
 
diff --git a/lapce-core/src/language.rs b/lapce-core/src/language.rs
index 60912b69..f58f5a11 100644
--- a/lapce-core/src/language.rs
+++ b/lapce-core/src/language.rs
@@ -84,7 +84,7 @@ struct SyntaxProperties {
     injection: Option<&'static str>,
     /// The comment token.  "#" for python, "//" for rust for example.
     comment: &'static str,
-    /// The indent unit.  "\t" for python, "    " for rust, for example.
+    /// The indent unit.  "  " for javascript, "    " for rust, for example.
     indent: &'static str,
     /// TODO: someone more knowledgeable please describe what the two lists are.
     /// Anyway, the second element of the tuple is a "ignore list". See
@@ -626,7 +626,7 @@ pub enum LapceLanguage {
         highlight: tree_sitter_python::HIGHLIGHT_QUERY,
         injection: None,
         comment: "#",
-        indent: "       ",
+        indent: "    ",
         code_lens: (
             &[
                 "source_file",
@@ -676,7 +676,6 @@ pub enum LapceLanguage {
         indent: "  ",
         code_lens: (DEFAULT_CODE_LENS_LIST, DEFAULT_CODE_LENS_IGNORE_LIST),
         sticky_headers: &["module", "class", "method", "do_block"],
-
         extensions: &["rb"],
     },
     #[cfg(feature = "lang-rust")]