diff --git a/gpsd.spec b/gpsd.spec
index 1da9104..36df404 100644
--- a/gpsd.spec
+++ b/gpsd.spec
@@ -4,7 +4,7 @@
 
 Name:           gpsd
 Version:        3.19
-Release:        1%{?dist}
+Release:        2%{?dist}
 Epoch:          1
 Summary:        Service daemon for mediating access to a GPS
 
@@ -35,7 +35,7 @@ BuildRequires:  qt-devel
 BuildRequires:  libusb1-devel
 %endif
 
-Requires: %{name}-libs%{?_isa} = %{version}-%{release}
+Requires: %{name}-libs%{?_isa} = %{epoch}:%{version}-%{release}
 Requires:        udev
 %{?systemd_requires}
 
@@ -58,7 +58,7 @@ to a GPS for applications.
 
 %package -n python3-%{name}
 Summary: Python libraries and modules for use with gpsd
-Requires: %{name}-libs%{?_isa} = %{version}-%{release}
+Requires: %{name}-libs%{?_isa} = %{epoch}:%{version}-%{release}
 %{?python_provide:%python_provide python3-%{name}}
 
 %description -n python3-%{name}
@@ -67,7 +67,7 @@ applications, and commonly useful python applications for use with gpsd.
 
 %package devel
 Summary: Development files for the gpsd library
-Requires: %{name}-libs%{?_isa} = %{version}-%{release}
+Requires: %{name}-libs%{?_isa} = %{epoch}:%{version}-%{release}
 
 %description devel
 This package provides C header files for the gpsd shared libraries that
@@ -84,8 +84,8 @@ gpsd.
 
 %package qt-devel
 Summary: Development files for the C++/Qt5 bindings for the gpsd library
-Requires: %{name}-libs%{?_isa} = %{version}-%{release}
-Requires: %{name}-qt%{?_isa} = %{version}-%{release}
+Requires: %{name}-libs%{?_isa} = %{epoch}:%{version}-%{release}
+Requires: %{name}-qt%{?_isa} = %{epoch}:%{version}-%{release}
 
 %description qt-devel
 This package provides the development files for the C++ and Qt bindings for use
@@ -96,7 +96,7 @@ with the libgps library from gpsd.
 Summary: Clients for gpsd
 Requires: python3-%{name} = %{version}-%{release}
 Requires: python3-pyserial
-Requires: %{name}-libs%{?_isa} = %{version}-%{release}
+Requires: %{name}-libs%{?_isa} = %{epoch}:%{version}-%{release}
 
 %description clients
 xgps is a simple test client for gpsd with an X interface. It displays
@@ -311,6 +311,9 @@ desktop-file-install \
 %{python3_sitearch}/gps/__pycache__/fake*
 
 %changelog
+* Fri Jan 31 2020 Dan Horák <dan[at]danny.cz> - 1:3.19-2
+- all Requires must use Epoch too
+
 * Tue Jan 28 2020 Miroslav Lichvar <mlichvar@redhat.com> - 1:3.19-1
 - revert to 3.19 (#1787784)