diff --git a/ivy/functional/frontends/paddle/tensor/math.py b/ivy/functional/frontends/paddle/tensor/math.py
index c581e3b0796ee..a2b3f4e4989f4 100644
--- a/ivy/functional/frontends/paddle/tensor/math.py
+++ b/ivy/functional/frontends/paddle/tensor/math.py
@@ -49,8 +49,12 @@ def rsqrt_(x, name=None):
 def sqrt_(x, name=None):
     return ivy.inplace_update(x, sqrt(x))
 
-
 @with_supported_dtypes({"2.5.1 and below": ("float32", "float64")}, "paddle")
 @to_ivy_arrays_and_back
 def subtract_(x, y, name=None):
     return ivy.inplace_update(x, subtract(x, y))
+
+@with_supported_dtypes({"2.5.1 and below": ("float32", "float64")}, "paddle")
+@to_ivy_arrays_and_back
+def tanh_(x, name=None):
+    return ivy.inplace_update(x, tanh(x))
diff --git a/ivy_tests/test_ivy/test_frontends/test_paddle/test_tensor/test_math.py b/ivy_tests/test_ivy/test_frontends/test_paddle/test_tensor/test_math.py
index 68f956a7c7eb5..0435111ba638f 100644
--- a/ivy_tests/test_ivy/test_frontends/test_paddle/test_tensor/test_math.py
+++ b/ivy_tests/test_ivy/test_frontends/test_paddle/test_tensor/test_math.py
@@ -179,7 +179,6 @@ def test_paddle_rsqrt_(
         x=x[0],
     )
 
-
 # sqrt_
 @handle_frontend_test(
     fn_tree="paddle.tensor.math.sqrt_",
@@ -206,8 +205,6 @@ def test_paddle_sqrt_(
         on_device=on_device,
         x=x[0],
     )
-
-
 # subtract_
 @handle_frontend_test(
     fn_tree="paddle.tensor.math.subtract_",
@@ -241,3 +238,31 @@ def test_paddle_subtract_(
         x=x[0],
         y=x[1],
     )
+
+#tanh_
+@handle_frontend_test(
+    fn_tree="paddle.tensor.math.tanh_",
+    dtype_and_x=helpers.dtype_and_values(
+        available_dtypes=helpers.get_dtypes("valid"),
+    ),
+)
+def test_paddle_tanh_(
+    *,
+    dtype_and_x,
+    on_device,
+    fn_tree,
+    frontend,
+    test_flags,
+    backend_fw,
+):
+    input_dtype, x = dtype_and_x
+    helpers.test_frontend_function(
+        input_dtypes=input_dtype,
+        backend_to_test=backend_fw,
+        frontend=frontend,
+        test_flags=test_flags,
+        fn_tree=fn_tree,
+        on_device=on_device,
+        atol=1e-2,
+        x=x[0],
+    )