diff --git a/.changeset/eight-geese-argue.md b/.changeset/eight-geese-argue.md
new file mode 100644
index 0000000..b8451b8
--- /dev/null
+++ b/.changeset/eight-geese-argue.md
@@ -0,0 +1,5 @@
+---
+'dts-buddy': patch
+---
+
+fix: handle external wildcard imports
diff --git a/src/create-module-declaration.js b/src/create-module-declaration.js
index 8cbefe7..b0abd63 100644
--- a/src/create-module-declaration.js
+++ b/src/create-module-declaration.js
@@ -246,7 +246,7 @@ export function create_module_declaration(id, entry, created, resolve, options)
 				walk(module.ast, (node) => {
 					if (is_reference(node) && ts.isQualifiedName(node.parent)) {
 						const binding = module.import_all.get(node.getText(module.ast));
-						if (binding) {
+						if (binding && !binding.external) {
 							result.remove(node.pos, result.original.indexOf('.', node.end) + 1);
 							const declaration = bundle
 								.get(binding.id)
diff --git a/src/utils.js b/src/utils.js
index 17f85e2..0378da1 100644
--- a/src/utils.js
+++ b/src/utils.js
@@ -1,4 +1,4 @@
-/** @import { Binding, Declaration, Module, Namespace } from './types' */
+/** @import { Declaration, Module, Namespace } from './types' */
 import fs from 'node:fs';
 import path from 'node:path';
 import { globSync } from 'tinyglobby';
@@ -447,10 +447,12 @@ export function get_dts(file, created, resolve, options) {
 						current.references.add(name);
 
 						if (name !== declaration.name) {
+							const import_all = module.import_all.get(name);
+
 							// If this references an import * as X statement, we add a dependency to Y of the X.Y access
-							if (module.import_all.has(name) && ts.isQualifiedName(node.parent)) {
+							if (import_all && !import_all.external && ts.isQualifiedName(node.parent)) {
 								declaration.dependencies.push({
-									module: /** @type {Binding} */ (module.import_all.get(name)).id,
+									module: import_all.id,
 									name: node.parent.right.getText(module.ast)
 								});
 							} else {
diff --git a/test/samples/import-external-all/input/index.ts b/test/samples/import-external-all/input/index.ts
new file mode 100644
index 0000000..29774e4
--- /dev/null
+++ b/test/samples/import-external-all/input/index.ts
@@ -0,0 +1,3 @@
+import * as z from 'zod';
+
+export type Params = z.infer<string>;
diff --git a/test/samples/import-external-all/node_modules/zod/package.json b/test/samples/import-external-all/node_modules/zod/package.json
new file mode 100644
index 0000000..0cb30ed
--- /dev/null
+++ b/test/samples/import-external-all/node_modules/zod/package.json
@@ -0,0 +1,4 @@
+{
+	"type": "module",
+	"types": "types.d.ts"
+}
diff --git a/test/samples/import-external-all/node_modules/zod/types.d.ts b/test/samples/import-external-all/node_modules/zod/types.d.ts
new file mode 100644
index 0000000..385a20e
--- /dev/null
+++ b/test/samples/import-external-all/node_modules/zod/types.d.ts
@@ -0,0 +1 @@
+export type infer<T> = T;
diff --git a/test/samples/import-external-all/output/index.d.ts b/test/samples/import-external-all/output/index.d.ts
new file mode 100644
index 0000000..cfc8c11
--- /dev/null
+++ b/test/samples/import-external-all/output/index.d.ts
@@ -0,0 +1,8 @@
+declare module 'import-external-all' {
+	import * as z from 'zod';
+	export type Params = z.infer<string>;
+
+	export {};
+}
+
+//# sourceMappingURL=index.d.ts.map
diff --git a/test/samples/import-external-all/output/index.d.ts.map b/test/samples/import-external-all/output/index.d.ts.map
new file mode 100644
index 0000000..92d276c
--- /dev/null
+++ b/test/samples/import-external-all/output/index.d.ts.map
@@ -0,0 +1,14 @@
+{
+	"version": 3,
+	"file": "index.d.ts",
+	"names": [
+		"Params"
+	],
+	"sources": [
+		"../input/index.ts"
+	],
+	"sourcesContent": [
+		null
+	],
+	"mappings": ";;aAEYA,MAAMA"
+}