diff --git a/crates/preprocessor/src/db.rs b/crates/preprocessor/src/db.rs
index d323b06d6..d3f641763 100644
--- a/crates/preprocessor/src/db.rs
+++ b/crates/preprocessor/src/db.rs
@@ -61,11 +61,8 @@ pub(crate) fn preprocess_file_query(
         HashableHashMap::default(),
         HashableHashSet::default(),
     );
-    let Some(params) = res.get(&root_file_id) else {
-        log::warn!(
-            "No preprocessing params found for file_id: {}",
-            root_file_id
-        );
+    let Some(params) = res.get(&file_id) else {
+        log::warn!("No preprocessing params found for file_id: {}", file_id);
         return Arc::new(PreprocessingResult::default(db.file_text(file_id).as_ref()));
     };
 
diff --git a/crates/preprocessor/src/evaluator.rs b/crates/preprocessor/src/evaluator.rs
index 5c8208b36..5494203d3 100644
--- a/crates/preprocessor/src/evaluator.rs
+++ b/crates/preprocessor/src/evaluator.rs
@@ -180,7 +180,10 @@ impl<'a> IfCondition<'a> {
                 }
                 _ => {
                     if looking_for_defined {
+                        log::debug!("Looking for defined macro: {:?}", symbol.text());
+                        log::debug!("Defined macros: {:?}", self.macro_store);
                         if let Some(macro_) = self.macro_store.get(&symbol.text()) {
+                            log::debug!("Found defined macro: {:?}", macro_);
                             self.offsets.entry(symbol.range.start.line).or_default().push(Offset {
                                         file_id: macro_.file_id,
                                         range: symbol.range,
diff --git a/crates/preprocessor/src/lib.rs b/crates/preprocessor/src/lib.rs
index 582735b40..8911af5a6 100644
--- a/crates/preprocessor/src/lib.rs
+++ b/crates/preprocessor/src/lib.rs
@@ -250,12 +250,12 @@ where
     }
 
     pub fn preprocess_input(mut self) -> PreprocessingResult {
-        let _ = (self.include_file)(
-            &mut self.macros,
-            "sourcemod".to_string(),
-            self.file_id,
-            false,
-        );
+        // let _ = (self.include_file)(
+        //     &mut self.macros,
+        //     "sourcemod".to_string(),
+        //     self.file_id,
+        //     false,
+        // );
         let mut col_offset: Option<i32> = None;
         let mut expanded_symbol: Option<(Symbol, u32, FileId)> = None;
         while let Some(symbol) = if !self.expansion_stack.is_empty() {
diff --git a/crates/sourcepawn_lsp/tests/text_document/goto_definition/macros.rs b/crates/sourcepawn_lsp/tests/text_document/goto_definition/macros.rs
index caae58cf7..04b2c5f20 100644
--- a/crates/sourcepawn_lsp/tests/text_document/goto_definition/macros.rs
+++ b/crates/sourcepawn_lsp/tests/text_document/goto_definition/macros.rs
@@ -204,3 +204,63 @@ int qux = baz;
 "#,
     ));
 }
+
+#[test]
+fn preprocessor_disable_1() {
+    assert_json_snapshot!(goto_definition(
+        r#"
+%! main.sp
+#define FOO
+#if defined FOO
+int foo;
+#endif
+void bar() {
+    foo = 1;
+     |
+     ^
+}
+"#,
+    ));
+}
+
+#[test]
+fn preprocessor_disable_2() {
+    assert_json_snapshot!(goto_definition(
+        r#"
+%! main.sp
+#define FOO
+#include "foo.sp"
+
+%! foo.sp
+#if defined FOO
+int foo;
+#endif
+void bar() {
+    foo = 1;
+     |
+     ^
+}
+"#,
+    ));
+}
+
+#[test]
+fn preprocessor_disable_3() {
+    assert_json_snapshot!(goto_definition(
+        r#"
+%! main.sp
+#include "foo.sp"
+#if defined FOO
+int foo;
+#endif
+void bar() {
+    foo = 1;
+     |
+     ^
+}
+
+%! foo.sp
+#define FOO
+"#,
+    ));
+}
diff --git a/crates/sourcepawn_lsp/tests/text_document/goto_definition/snapshots/main__text_document__goto_definition__macros__preprocessor_disable_1.snap b/crates/sourcepawn_lsp/tests/text_document/goto_definition/snapshots/main__text_document__goto_definition__macros__preprocessor_disable_1.snap
new file mode 100644
index 000000000..a2d7df52f
--- /dev/null
+++ b/crates/sourcepawn_lsp/tests/text_document/goto_definition/snapshots/main__text_document__goto_definition__macros__preprocessor_disable_1.snap
@@ -0,0 +1,40 @@
+---
+source: crates/sourcepawn_lsp/tests/text_document/goto_definition/macros.rs
+assertion_line: 210
+expression: "goto_definition(r#\"\n%! main.sp\n#define FOO\n#if defined FOO\nint foo;\n#endif\nvoid bar() {\n    foo = 1;\n     |\n     ^\n}\n\"#)"
+---
+[
+  {
+    "originSelectionRange": {
+      "start": {
+        "line": 5,
+        "character": 4
+      },
+      "end": {
+        "line": 5,
+        "character": 7
+      }
+    },
+    "targetUri": "file:///main.sp",
+    "targetRange": {
+      "start": {
+        "line": 2,
+        "character": 4
+      },
+      "end": {
+        "line": 2,
+        "character": 7
+      }
+    },
+    "targetSelectionRange": {
+      "start": {
+        "line": 2,
+        "character": 4
+      },
+      "end": {
+        "line": 2,
+        "character": 7
+      }
+    }
+  }
+]
diff --git a/crates/sourcepawn_lsp/tests/text_document/goto_definition/snapshots/main__text_document__goto_definition__macros__preprocessor_disable_2.snap b/crates/sourcepawn_lsp/tests/text_document/goto_definition/snapshots/main__text_document__goto_definition__macros__preprocessor_disable_2.snap
new file mode 100644
index 000000000..6febca478
--- /dev/null
+++ b/crates/sourcepawn_lsp/tests/text_document/goto_definition/snapshots/main__text_document__goto_definition__macros__preprocessor_disable_2.snap
@@ -0,0 +1,40 @@
+---
+source: crates/sourcepawn_lsp/tests/text_document/goto_definition/macros.rs
+assertion_line: 228
+expression: "goto_definition(r#\"\n%! main.sp\n#define FOO\n#include \"foo.sp\"\n\n%! foo.sp\n#if defined FOO\nint foo;\n#endif\nvoid bar() {\n    foo = 1;\n     |\n     ^\n}\n\"#)"
+---
+[
+  {
+    "originSelectionRange": {
+      "start": {
+        "line": 4,
+        "character": 4
+      },
+      "end": {
+        "line": 4,
+        "character": 7
+      }
+    },
+    "targetUri": "file:///foo.sp",
+    "targetRange": {
+      "start": {
+        "line": 1,
+        "character": 4
+      },
+      "end": {
+        "line": 1,
+        "character": 7
+      }
+    },
+    "targetSelectionRange": {
+      "start": {
+        "line": 1,
+        "character": 4
+      },
+      "end": {
+        "line": 1,
+        "character": 7
+      }
+    }
+  }
+]
diff --git a/crates/sourcepawn_lsp/tests/text_document/goto_definition/snapshots/main__text_document__goto_definition__macros__preprocessor_disable_3.snap b/crates/sourcepawn_lsp/tests/text_document/goto_definition/snapshots/main__text_document__goto_definition__macros__preprocessor_disable_3.snap
new file mode 100644
index 000000000..2fff95a7e
--- /dev/null
+++ b/crates/sourcepawn_lsp/tests/text_document/goto_definition/snapshots/main__text_document__goto_definition__macros__preprocessor_disable_3.snap
@@ -0,0 +1,40 @@
+---
+source: crates/sourcepawn_lsp/tests/text_document/goto_definition/macros.rs
+assertion_line: 249
+expression: "goto_definition(r#\"\n%! main.sp\n#include \"foo.sp\"\n#if defined FOO\nint foo;\n#endif\nvoid bar() {\n    foo = 1;\n     |\n     ^\n}\n\n%! foo.sp\n#define FOO\n\"#)"
+---
+[
+  {
+    "originSelectionRange": {
+      "start": {
+        "line": 5,
+        "character": 4
+      },
+      "end": {
+        "line": 5,
+        "character": 7
+      }
+    },
+    "targetUri": "file:///main.sp",
+    "targetRange": {
+      "start": {
+        "line": 2,
+        "character": 4
+      },
+      "end": {
+        "line": 2,
+        "character": 7
+      }
+    },
+    "targetSelectionRange": {
+      "start": {
+        "line": 2,
+        "character": 4
+      },
+      "end": {
+        "line": 2,
+        "character": 7
+      }
+    }
+  }
+]