diff --git a/lib/transformEndpoints.js b/lib/transformEndpoints.js
index 2e8dab1..f4030cf 100644
--- a/lib/transformEndpoints.js
+++ b/lib/transformEndpoints.js
@@ -158,7 +158,7 @@ function toOpenapi(text) {
       def.parameters = parameters;
     }
 
-    path = `${path}${group}`;
+    path = buildPathKey(path, group);
 
     if (!endpoints[path]) {
       endpoints[path] = {};
@@ -258,4 +258,8 @@ function removeMarkdownLinks(str) {
   return str.replace(/\[([^\]]+)]\([^)]+\)/g, '$1');
 }
 
+function buildPathKey(pathStr, group) {
+  return `${pathStr.replace(/:(.*?)(\/|$)/g, '{$1}$2')}${group}`;
+}
+
 module.exports = toOpenapi;
diff --git a/tests/endpoints/expectations/complex.paths.json b/tests/endpoints/expectations/complex.paths.json
index f9faf26..e0ca124 100644
--- a/tests/endpoints/expectations/complex.paths.json
+++ b/tests/endpoints/expectations/complex.paths.json
@@ -1,6 +1,6 @@
 {
   "paths": {
-    "/parent/:a/resources/:b (variant)": {
+    "/parent/{a}/resources/{b} (variant)": {
       "patch": {
         "summary": "Update resources",
         "description": "Update resources",
diff --git a/tests/endpoints/expectations/crudlBasic.paths.json b/tests/endpoints/expectations/crudlBasic.paths.json
index 008720b..96ea8ab 100644
--- a/tests/endpoints/expectations/crudlBasic.paths.json
+++ b/tests/endpoints/expectations/crudlBasic.paths.json
@@ -65,7 +65,7 @@
         ]
       }
     },
-    "/my1Resources/:id": {
+    "/my1Resources/{id}": {
       "get": {
         "summary": "**Retrieve** _my1Resource_",
         "description": "**Retrieve** _my1Resource_",
@@ -211,7 +211,7 @@
         ]
       }
     },
-    "/my2Resources/:id": {
+    "/my2Resources/{id}": {
       "delete": {
         "summary": "**Delete** _my2Resource_",
         "description": "**Delete** _my2Resource_",
diff --git a/tests/endpoints/expectations/crudlCustomModels.paths.json b/tests/endpoints/expectations/crudlCustomModels.paths.json
index f9ef1c0..405ef97 100644
--- a/tests/endpoints/expectations/crudlCustomModels.paths.json
+++ b/tests/endpoints/expectations/crudlCustomModels.paths.json
@@ -65,7 +65,7 @@
         ]
       }
     },
-    "/my1Resources/:id": {
+    "/my1Resources/{id}": {
       "get": {
         "summary": "**Retrieve** _customKey_",
         "description": "**Retrieve** _customKey_",
@@ -235,7 +235,7 @@
         ]
       }
     },
-    "/my2Resources/:id": {
+    "/my2Resources/{id}": {
       "get": {
         "summary": "**Retrieve** _customKey_",
         "description": "**Retrieve** _customKey_",
@@ -405,7 +405,7 @@
         ]
       }
     },
-    "/my3Resources/:id": {
+    "/my3Resources/{id}": {
       "get": {
         "summary": "**Retrieve** _my3Resource_",
         "description": "**Retrieve** _my3Resource_",
diff --git a/tests/endpoints/expectations/crudlOverride.paths.json b/tests/endpoints/expectations/crudlOverride.paths.json
index 9618449..d337776 100644
--- a/tests/endpoints/expectations/crudlOverride.paths.json
+++ b/tests/endpoints/expectations/crudlOverride.paths.json
@@ -26,7 +26,7 @@
         }
       }
     },
-    "/my1Resources/:id": {
+    "/my1Resources/{id}": {
       "get": {
         "summary": "**Retrieve** _my1Resource_",
         "description": "**Retrieve** _my1Resource_",
diff --git a/tests/endpoints/expectations/differentCodeStyles.paths.json b/tests/endpoints/expectations/differentCodeStyles.paths.json
index f9faf26..e0ca124 100644
--- a/tests/endpoints/expectations/differentCodeStyles.paths.json
+++ b/tests/endpoints/expectations/differentCodeStyles.paths.json
@@ -1,6 +1,6 @@
 {
   "paths": {
-    "/parent/:a/resources/:b (variant)": {
+    "/parent/{a}/resources/{b} (variant)": {
       "patch": {
         "summary": "Update resources",
         "description": "Update resources",