diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 345e2b9..1ac6ca8 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -26,6 +26,14 @@ repos:
     rev: 6.0.0
     hooks:
     - id: flake8
+      # E221 multiple spaces before operator
+      # E222 multiple spaces after operator
+      # E231 missing whitespace after ','
+      # E201 whitespace after '{'
+      # E202 whitespace before '}'
+      # E203 whitespace before ':'
+      # W503 line break before binary operator
+      args: ["--ignore=E201,E202,E203,E221,E222,E231,W503"]
 
   - repo: https://github.com/pre-commit/mirrors-prettier
     rev: v3.0.0-alpha.4
diff --git a/docs/configure.md b/docs/configure.md
index 06459e3..829146b 100644
--- a/docs/configure.md
+++ b/docs/configure.md
@@ -23,7 +23,7 @@ html_theme_options = {
 
 as this will remove the QuantEcon logo from the top toolbar.
 
-This will also override some colors styles for a slightly different look 
+This will also override some colors styles for a slightly different look
 for the theme.
 
 ## Source repository buttons