diff --git a/src/parse/control_flow.rs b/src/parse/control_flow.rs
index 77477eb..177a4ee 100644
--- a/src/parse/control_flow.rs
+++ b/src/parse/control_flow.rs
@@ -236,7 +236,7 @@ impl<'a> Parser<'a> {
         let from_val = self.parse_value_from_vec(from_toks, true)?;
         let from = match from_val.node {
             Value::Dimension(Some(n), ..) => match n.to_i32() {
-                Some(std::i32::MAX) | None => {
+                Some(std::i32::MAX) | Some(std::i32::MIN) | None => {
                     return Err((format!("{} is not an int.", n), from_val.span).into())
                 }
                 Some(v) => v,
@@ -254,7 +254,7 @@ impl<'a> Parser<'a> {
         let to_val = self.parse_value(true, &|_| false)?;
         let to = match to_val.node {
             Value::Dimension(Some(n), ..) => match n.to_i32() {
-                Some(std::i32::MAX) | None => {
+                Some(std::i32::MAX) | Some(std::i32::MIN) | None => {
                     return Err((format!("{} is not an int.", n), to_val.span).into())
                 }
                 Some(v) => v,
diff --git a/tests/for.rs b/tests/for.rs
index 8e5d069..14ae5c5 100644
--- a/tests/for.rs
+++ b/tests/for.rs
@@ -166,3 +166,7 @@ error!(
     to_nan,
     "@for $i from 0 through (0/0) {}", "Error: NaN is not an int."
 );
+error!(
+    to_and_from_i32_min,
+    "@for $i from -2147483648 through -2147483648 {}", "Error: -2147483648 is not an int."
+);