diff --git a/pkl-core/src/main/java/org/pkl/core/parser/Lexer.java b/pkl-core/src/main/java/org/pkl/core/parser/Lexer.java
index d35f60c5..ba16bfb9 100644
--- a/pkl-core/src/main/java/org/pkl/core/parser/Lexer.java
+++ b/pkl-core/src/main/java/org/pkl/core/parser/Lexer.java
@@ -575,11 +575,11 @@ public class Lexer {
   private void lexBlockComment() {
     if (lookahead == EOF) throw unexpectedEndOfFile();
     var prev = nextChar();
-    // block comments in Pkl can stack
-    var stack = 1;
-    while (stack > 0 && lookahead != EOF) {
-      if (prev == '*' && lookahead == '/') stack--;
-      if (prev == '/' && lookahead == '*') stack++;
+    while (lookahead != EOF) {
+      if (prev == '*' && lookahead == '/') {
+        nextChar();
+        break;
+      }
       prev = nextChar();
     }
     if (lookahead == EOF) throw unexpectedEndOfFile();
diff --git a/pkl-core/src/test/files/LanguageSnippetTests/input/basic/comments.pkl b/pkl-core/src/test/files/LanguageSnippetTests/input/basic/comments.pkl
index fc4ca9ec..193d22e1 100644
--- a/pkl-core/src/test/files/LanguageSnippetTests/input/basic/comments.pkl
+++ b/pkl-core/src/test/files/LanguageSnippetTests/input/basic/comments.pkl
@@ -3,11 +3,10 @@ x = 10 // end-of-line comment
 y = 20 /*
 multi
 line
-/* nested */
 comment
 */ z = 30
 
 /// documentation comment
 function myFun() = 0
 
-a = 20 // single-line comment running until EOF rather than newline
\ No newline at end of file
+a = 20 // single-line comment running until EOF rather than newline