diff --git a/science/gis/gpsd/pspec.xml b/science/gis/gpsd/pspec.xml
index 406721baf9..d8b0f1a681 100644
--- a/science/gis/gpsd/pspec.xml
+++ b/science/gis/gpsd/pspec.xml
@@ -75,6 +75,7 @@
 			<Dependency>libusb</Dependency>
 			<Dependency>ncurses</Dependency>
 			<Dependency>bluez-libs</Dependency>
+			<Dependency>python3-pyserial</Dependency>
 		</RuntimeDependencies>
 		<Files>
 			<Path fileType="executable">/usr/bin</Path>