diff --git a/changelogs/fragments/200.yaml b/changelogs/fragments/200.yaml
new file mode 100644
index 0000000..d2f65f3
--- /dev/null
+++ b/changelogs/fragments/200.yaml
@@ -0,0 +1,3 @@
+---
+trivial:
+  - Add integration tests for replace_keys
diff --git a/tests/integration/targets/utils_replace_keys/tasks/complex1.yaml b/tests/integration/targets/utils_replace_keys/tasks/complex1.yaml
new file mode 100644
index 0000000..9cd3658
--- /dev/null
+++ b/tests/integration/targets/utils_replace_keys/tasks/complex1.yaml
@@ -0,0 +1,127 @@
+---
+- name: Include expected output data
+  ansible.builtin.include_vars:
+    file: complex.yaml
+
+- name: Block for l1 tests
+  block:
+    - name: Setup data as facts for complex replace integration test l1
+      ansible.builtin.set_fact:
+        l1:
+          - { p1: a, p2: a, p3: a }
+          - { p1: b, p2: b, p3: b }
+          - { p1: c, p2: c, p3: c }
+
+    - name: Debug l1
+      ansible.builtin.debug:
+        msg: "{{ l1 | ansible.utils.replace_keys(target=[{'before': 'p1', 'after': 'x1'}, {'before': 'p2', 'after': 'x2'}]) }}"
+      register: result_l1
+
+    - name: Assert result dicts l1
+      ansible.builtin.assert:
+        that:
+          - result_l1['msg'] == replace['l1']
+
+    - name: Debug l1 for starts_with 'p'
+      ansible.builtin.debug:
+        msg: "{{ l1 | ansible.utils.replace_keys(target=[{'before': 'p', 'after': 'x'}], matching_parameter='starts_with') }}"
+      register: result_l1_starts_with_p
+
+    - name: Assert result dicts l1 for starts_with 'p'
+      ansible.builtin.assert:
+        that:
+          - result_l1_starts_with_p['msg'] == replace['l1_starts_with_p']
+
+    - name: Debug l1 for ends_with
+      ansible.builtin.debug:
+        msg: "{{ l1 | ansible.utils.replace_keys(target=[{'before': 'p1', 'after': 'x1'}, {'before': 'p2', 'after': 'x2'}], matching_parameter='ends_with') }}"
+      register: result_l1_ends_with
+
+    - name: Assert result dicts l1 for ends_with
+      ansible.builtin.assert:
+        that:
+          - result_l1_ends_with['msg'] == replace['l1_ends_with']
+
+    - name: Debug l1 for ends_with '2'
+      ansible.builtin.debug:
+        msg: "{{ l1 | ansible.utils.replace_keys(target=[{'before': '2', 'after': '9'}], matching_parameter='ends_with') }}"
+      register: result_l1_ends_with_2
+
+    - name: Assert result dicts l1 for ends_with '2'
+      ansible.builtin.assert:
+        that:
+          - result_l1_ends_with_2['msg'] == replace['l1_ends_with_2']
+
+- name: Block for l2 tests
+  block:
+    - name: Setup data as facts for complex replace integration test l2
+      ansible.builtin.set_fact:
+        l2:
+          - - { p1: a, p2: a, p3: a }
+            - { p1: b, p2: b, p3: b }
+            - { p1: c, p2: c, p3: c }
+          - - { p1: a, p2: a, p3: a }
+            - { p1: b, p2: b, p3: b }
+            - { p1: c, p2: c, p3: c }
+          - - { p1: a, p2: a, p3: a }
+            - { p1: b, p2: b, p3: b }
+            - { p1: c, p2: c, p3: c }
+
+    - name: Debug l2
+      ansible.builtin.debug:
+        msg: "{{ l2 | map('ansible.utils.replace_keys', target=[{'before': 'p1', 'after': 'x1'}, {'before': 'p2', 'after': 'x2'}]) | list }}"
+      register: result_l2
+
+    - name: Assert result dicts l2
+      ansible.builtin.assert:
+        that:
+          - result_l2['msg'] == replace['l2']
+
+- name: Block for l3 tests
+  block:
+    - name: Setup data as facts for replace integration test l3
+      ansible.builtin.set_fact:
+        l3:
+          - { p1_key_o1: a, p2_key_o2: a, p3_key_o3: a }
+          - { p1_key_o4: b, p2_key_o5: b, p3_key_o6: b }
+          - { p1_key_o7: c, p2_key_o8: c, p3_key_o9: c }
+
+    - name: Debug l3
+      ansible.builtin.debug:
+        msg: "{{ l3 | ansible.utils.replace_keys(target=[{'before': 'p1_key_o1', 'after': 'p1_key_oX1'}, {'before': 'p2_key_o2', 'after': 'p2_key_oX2'}]) }}"
+      register: result_l3
+
+    - name: Assert result dicts l3
+      ansible.builtin.assert:
+        that:
+          - result_l3['msg'] == replace['l3']
+
+    - name: Debug l3 for starts_with
+      ansible.builtin.debug:
+        msg: "{{ l3 | ansible.utils.replace_keys(target=[{'before': 'p1', 'after': 'x1'}, {'before': 'p2', 'after': 'x2'}], matching_parameter='starts_with') }}"
+      register: result_l3_starts_with
+
+    - name: Assert result dicts l3 for starts_with
+      ansible.builtin.assert:
+        that:
+          - result_l3_starts_with['msg'] == replace['l3_starts_with']
+
+    - name: Debug l3 for ends_with
+      ansible.builtin.debug:
+        msg: "{{ l3 | ansible.utils.replace_keys(target=[{'before': 'o1', 'after': 'x1'}, {'before': 'o2', 'after': 'x2'}], matching_parameter='ends_with') }}"
+      register: result_l3_ends_with
+
+    - name: Assert result dicts l3 for ends_with
+      ansible.builtin.assert:
+        that:
+          - result_l3_ends_with['msg'] == replace['l3_ends_with']
+
+    - name: Debug l3 for regex
+      ansible.builtin.debug:
+        msg: "{{ l3 | ansible.utils.replace_keys(target=[{'before': '^(.*)_key_o2$', 'after': 'XY_key_o2'}], matching_parameter='regex') }}"
+      register: result_l3_regex
+
+    - name: Assert result dicts l3 for regex
+      ansible.builtin.assert:
+        that:
+          - result_l3_regex['msg'] == replace['l3_regex']
diff --git a/tests/integration/targets/utils_replace_keys/tasks/simple.yaml b/tests/integration/targets/utils_replace_keys/tasks/simple.yaml
index a8f4ce2..6145fb2 100644
--- a/tests/integration/targets/utils_replace_keys/tasks/simple.yaml
+++ b/tests/integration/targets/utils_replace_keys/tasks/simple.yaml
@@ -25,6 +25,10 @@
         mtu: 600
         enabled: false
 
+- name: Include expected output data
+  ansible.builtin.include_vars:
+    file: main.yaml
+
 - name: Debug
   ansible.builtin.debug:
     msg: "{{ data | ansible.utils.replace_keys(target=[{'before': 'interface_name', 'after': 'name'}]) }}"
diff --git a/tests/integration/targets/utils_replace_keys/vars/complex.yaml b/tests/integration/targets/utils_replace_keys/vars/complex.yaml
new file mode 100644
index 0000000..2df84f6
--- /dev/null
+++ b/tests/integration/targets/utils_replace_keys/vars/complex.yaml
@@ -0,0 +1,44 @@
+---
+replace:
+  l1:
+    - { "p3": "a", "x1": "a", "x2": "a" }
+    - { "p3": "b", "x1": "b", "x2": "b" }
+    - { "p3": "c", "x1": "c", "x2": "c" }
+  l2:
+    - - { "p3": "a", "x1": "a", "x2": "a" }
+      - { "p3": "b", "x1": "b", "x2": "b" }
+      - { "p3": "c", "x1": "c", "x2": "c" }
+    - - { "p3": "a", "x1": "a", "x2": "a" }
+      - { "p3": "b", "x1": "b", "x2": "b" }
+      - { "p3": "c", "x1": "c", "x2": "c" }
+    - - { "p3": "a", "x1": "a", "x2": "a" }
+      - { "p3": "b", "x1": "b", "x2": "b" }
+      - { "p3": "c", "x1": "c", "x2": "c" }
+  l3:
+    - { "p1_key_oX1": "a", "p2_key_oX2": "a", "p3_key_o3": "a" }
+    - { "p1_key_o4": "b", "p2_key_o5": "b", "p3_key_o6": "b" }
+    - { "p1_key_o7": "c", "p2_key_o8": "c", "p3_key_o9": "c" }
+  l3_starts_with:
+    - { "p3_key_o3": "a", "x1": "a", "x2": "a" }
+    - { "p3_key_o6": "b", "x1": "b", "x2": "b" }
+    - { "p3_key_o9": "c", "x1": "c", "x2": "c" }
+  l1_starts_with_p:
+    - { "x": "a" }
+    - { "x": "b" }
+    - { "x": "c" }
+  l1_ends_with:
+    - { "p3": "a", "x1": "a", "x2": "a" }
+    - { "p3": "b", "x1": "b", "x2": "b" }
+    - { "p3": "c", "x1": "c", "x2": "c" }
+  l3_ends_with:
+    - { "p3_key_o3": "a", "x1": "a", "x2": "a" }
+    - { "p1_key_o4": "b", "p2_key_o5": "b", "p3_key_o6": "b" }
+    - { "p1_key_o7": "c", "p2_key_o8": "c", "p3_key_o9": "c" }
+  l1_ends_with_2:
+    - { "9": "a", "p1": "a", "p3": "a" }
+    - { "9": "b", "p1": "b", "p3": "b" }
+    - { "9": "c", "p1": "c", "p3": "c" }
+  l3_regex:
+    - { "XY_key_o2": "a", "p1_key_o1": "a", "p3_key_o3": "a" }
+    - { "p1_key_o4": "b", "p2_key_o5": "b", "p3_key_o6": "b" }
+    - { "p1_key_o7": "c", "p2_key_o8": "c", "p3_key_o9": "c" }