diff --git a/cirq-aqt/cirq_aqt/aqt_device.py b/cirq-aqt/cirq_aqt/aqt_device.py
index fb9242c70cc..7c3c3a08347 100644
--- a/cirq-aqt/cirq_aqt/aqt_device.py
+++ b/cirq-aqt/cirq_aqt/aqt_device.py
@@ -16,13 +16,13 @@
 The device is based on a linear calcium ion string with
 arbitrary connectivity. For more information see:
 
-https://quantumoptics.at/en/publications/journal-articles.html
+[https://quantumoptics.at/en/publications/journal-articles.html](https://quantumoptics.at/en/publications/journal-articles.html){:.external}
 
-https://iopscience.iop.org/article/10.1088/1367-2630/15/12/123012/meta
+[https://iopscience.iop.org/article/10.1088/1367-2630/15/12/123012/meta](https://iopscience.iop.org/article/10.1088/1367-2630/15/12/123012/meta){:.external}
 
 The native gate set consists of the local gates: X,Y, and XX entangling gates
-
 """
+
 import json
 from typing import Any, cast, Dict, Optional, Sequence, List, Tuple, Union
 import numpy as np
diff --git a/cirq-aqt/cirq_aqt/aqt_sampler.py b/cirq-aqt/cirq_aqt/aqt_sampler.py
index e3365786230..861667c8eb9 100644
--- a/cirq-aqt/cirq_aqt/aqt_sampler.py
+++ b/cirq-aqt/cirq_aqt/aqt_sampler.py
@@ -14,11 +14,11 @@
 """Samplers to access the AQT ion trap devices via the provided API. For
 more information on these devices see the AQT homepage:
 
-https://www.aqt.eu
+[https://www.aqt.eu](https://www.aqt.eu){:.external}
 
 API keys for classical simulators and quantum devices can be obtained at:
 
-https://gateway-portal.aqt.eu/
+[https://gateway-portal.aqt.eu/](https://gateway-portal.aqt.eu/){:.external}
 
 """
 
diff --git a/cirq-google/cirq_google/engine/runtime_estimator.py b/cirq-google/cirq_google/engine/runtime_estimator.py
index 9ebbb173e4a..9468cc0625b 100644
--- a/cirq-google/cirq_google/engine/runtime_estimator.py
+++ b/cirq-google/cirq_google/engine/runtime_estimator.py
@@ -11,7 +11,6 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-
 """Utility functions to estimate runtime using Engine to execute circuits.
 
 Users can call estimate_run_time, estimate_run_sweep_time, or
@@ -25,12 +24,12 @@
 Parameters were calculated using a variety of width/depth/sweeps from
 the rep rate calculator, see:
 
-https://github.com/quantumlib/ReCirq/blob/master/recirq/benchmarks/rep_rate/
+[https://github.com/quantumlib/ReCirq/blob/master/recirq/benchmarks/rep_rate/](https://github.com/quantumlib/ReCirq/blob/master/recirq/benchmarks/rep_rate/){:.external}
 
 Model was then fitted by hand, correcting for anomalies and outliers
 when possible.
-
 """
+
 from typing import List, Optional, Sequence
 import cirq
 
diff --git a/dev_tools/conf/.pylintrc b/dev_tools/conf/.pylintrc
index e782d77b6b0..5582381a555 100644
--- a/dev_tools/conf/.pylintrc
+++ b/dev_tools/conf/.pylintrc
@@ -63,7 +63,7 @@ enable=
     yield-outside-function
 
 # Ignore long lines containing urls or pylint directives.
-ignore-long-lines=^(.*#\w*pylint: disable.*|\s*(# )?<?https?://\S+>?)$
+ignore-long-lines=^(.*#\w*pylint: disable.*|\s*(# )?[<\[\(]?https?://\S+[>\]\)]?)$
 
 [TYPECHECK]