diff --git a/README.md b/README.md
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+++ b/README.md
@@ -210,11 +210,11 @@ The next diagram shows all these software modules and the relationship between t
 
 Next, a brief description of each of the software modules shown in the previous image is presented. Follow the corresponding link for further documentation.
 
-* [iri_adc_msgs](https//gitlab.iri.upc.edu/mobile_robotics/adc/adc_2021/iri_adc_msgs): Package containing ROS message definitions for the ADC competition.
+* [iri_adc_msgs](https://gitlab.iri.upc.edu/mobile_robotics/adc/adc_2021/iri_adc_msgs): Package containing ROS message definitions for the ADC competition.
 
-* [iri_adc_gui](https//gitlab.iri.upc.edu/mobile_robotics/adc/adc_2021/iri_adc_gui): Package to run a ROS web based graphical user interface as the one that will run in the jury computer. 
+* [iri_adc_gui](https://gitlab.iri.upc.edu/mobile_robotics/adc/adc_2021/iri_adc_gui): Package to run a ROS web based graphical user interface as the one that will run in the jury computer. 
 
-* [iri_adc_jury_server](https//gitlab.iri.upc.edu/mobile_robotics/adc/adc_2021/iri_adc_jury_server): Simple example of action server and service server needed to communicate with jury computer.
+* [iri_adc_jury_server](https://gitlab.iri.upc.edu/mobile_robotics/adc/adc_2021/iri_adc_jury_server): Simple example of action server and service server needed to communicate with jury computer.
 
 * [iri_adc_jury](https://gitlab.iri.upc.edu/mobile_robotics/adc/adc_2021/iri_adc_jury): This package performs the ADC jury ROS communications with the model car platform. DEPRECATED