diff --git a/ddbridge/ddbridge-main.c b/ddbridge/ddbridge-main.c
index abe1066..49bfe93 100644
--- a/ddbridge/ddbridge-main.c
+++ b/ddbridge/ddbridge-main.c
@@ -459,5 +459,5 @@ module_exit(module_exit_ddbridge);
 
 MODULE_DESCRIPTION("Digital Devices PCIe Bridge");
 MODULE_AUTHOR("Ralph and Marcus Metzler, Metzler Brothers Systementwicklung GbR");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
 MODULE_VERSION(DDBRIDGE_VERSION);
diff --git a/ddbridge/octonet-main.c b/ddbridge/octonet-main.c
index 48eabf8..98efd72 100644
--- a/ddbridge/octonet-main.c
+++ b/ddbridge/octonet-main.c
@@ -165,5 +165,5 @@ module_exit(exit_octonet);
 
 MODULE_DESCRIPTION("GPL");
 MODULE_AUTHOR("Marcus and Ralph Metzler, Metzler Brothers Systementwicklung GbR");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
 MODULE_VERSION(DDBRIDGE_VERSION);
diff --git a/frontends/cxd2099.c b/frontends/cxd2099.c
index 549fdc4..90fcd84 100644
--- a/frontends/cxd2099.c
+++ b/frontends/cxd2099.c
@@ -780,4 +780,4 @@ EXPORT_SYMBOL(cxd2099_attach);
 
 MODULE_DESCRIPTION("cxd2099");
 MODULE_AUTHOR("Ralph Metzler");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
diff --git a/frontends/cxd2843.c b/frontends/cxd2843.c
index f25e93a..a08dd23 100644
--- a/frontends/cxd2843.c
+++ b/frontends/cxd2843.c
@@ -2690,4 +2690,4 @@ EXPORT_SYMBOL(cxd2843_attach);
 
 MODULE_DESCRIPTION("CXD2843/37/38 driver");
 MODULE_AUTHOR("Ralph Metzler, Manfred Voelkel");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
diff --git a/frontends/drxk_hard.c b/frontends/drxk_hard.c
index 15acd5a..3ef782e 100644
--- a/frontends/drxk_hard.c
+++ b/frontends/drxk_hard.c
@@ -5088,6 +5088,6 @@ error:
 
 MODULE_DESCRIPTION("DRX-K driver");
 MODULE_AUTHOR("Ralph Metzler");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
 
 EXPORT_SYMBOL(drxk_attach);
diff --git a/frontends/lnbh25.c b/frontends/lnbh25.c
index 8f4ebef..ec2d286 100644
--- a/frontends/lnbh25.c
+++ b/frontends/lnbh25.c
@@ -154,4 +154,4 @@ EXPORT_SYMBOL(lnbh25_attach);
 
 MODULE_DESCRIPTION("LNBH25");
 MODULE_AUTHOR("Ralph Metzler");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
diff --git a/frontends/mxl5xx.c b/frontends/mxl5xx.c
index 8d3416d..fdfd682 100644
--- a/frontends/mxl5xx.c
+++ b/frontends/mxl5xx.c
@@ -1945,4 +1945,4 @@ EXPORT_SYMBOL_GPL(mxl5xx_attach);
 
 MODULE_DESCRIPTION("MXL5XX driver");
 MODULE_AUTHOR("Ralph and Marcus Metzler, Metzler Brothers Systementwicklung GbR");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
diff --git a/frontends/stv0367dd.c b/frontends/stv0367dd.c
index 0e25f1d..3f4f247 100644
--- a/frontends/stv0367dd.c
+++ b/frontends/stv0367dd.c
@@ -2152,7 +2152,7 @@ error:
 
 MODULE_DESCRIPTION("STV0367DD driver");
 MODULE_AUTHOR("Ralph Metzler, Manfred Voelkel");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
 
 EXPORT_SYMBOL(stv0367_attach);
 
diff --git a/frontends/stv0910.c b/frontends/stv0910.c
index 5f6ba3b..f47fce3 100644
--- a/frontends/stv0910.c
+++ b/frontends/stv0910.c
@@ -1892,4 +1892,4 @@ EXPORT_SYMBOL_GPL(stv0910_attach);
 
 MODULE_DESCRIPTION("STV0910 DVB-S/S2 demodulator driver");
 MODULE_AUTHOR("Ralph und Marcus Metzler, Manfred Voelkel");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
diff --git a/frontends/stv6111.c b/frontends/stv6111.c
index 3a9be8e..98a1cb9 100644
--- a/frontends/stv6111.c
+++ b/frontends/stv6111.c
@@ -751,7 +751,7 @@ EXPORT_SYMBOL_GPL(stv6111_attach);
 
 MODULE_DESCRIPTION("STV6111 driver");
 MODULE_AUTHOR("Ralph Metzler, Manfred Voelkel");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
 
 /*
  * Local variables:
diff --git a/frontends/tda18212dd.c b/frontends/tda18212dd.c
index 833d2f9..5629e5e 100644
--- a/frontends/tda18212dd.c
+++ b/frontends/tda18212dd.c
@@ -933,7 +933,7 @@ EXPORT_SYMBOL_GPL(tda18212dd_attach);
 
 MODULE_DESCRIPTION("TDA18212 driver");
 MODULE_AUTHOR("Ralph Metzler, Manfred Voelkel");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");
 
 /*
  * Local variables:
diff --git a/frontends/tda18271c2dd.c b/frontends/tda18271c2dd.c
index 2e32000..4ea9a71 100644
--- a/frontends/tda18271c2dd.c
+++ b/frontends/tda18271c2dd.c
@@ -1326,4 +1326,4 @@ EXPORT_SYMBOL_GPL(tda18271c2dd_attach);
 
 MODULE_DESCRIPTION("TDA18271C2 driver");
 MODULE_AUTHOR("Ralph Metzler, Manfred Voelkel");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("GPL v2");