diff --git a/scripts/lib/wic/engine.py b/scripts/lib/wic/engine.py
index 64b1d52882..b9e60cbe4e 100644
--- a/scripts/lib/wic/engine.py
+++ b/scripts/lib/wic/engine.py
@@ -180,6 +180,8 @@ def wic_create(wks_file, rootfs_dir, bootimg_dir, kernel_dir,
         os.makedirs(options.outdir)
 
     pname = options.imager
+    # Don't support '-' in plugin names
+    pname = pname.replace("-", "_")
     plugin_class = PluginMgr.get_plugins('imager').get(pname)
     if not plugin_class:
         raise WicError('Unknown plugin: %s' % pname)
diff --git a/scripts/lib/wic/partition.py b/scripts/lib/wic/partition.py
index 5b51ab214f..b34691d313 100644
--- a/scripts/lib/wic/partition.py
+++ b/scripts/lib/wic/partition.py
@@ -164,6 +164,9 @@ class Partition():
 
         plugins = PluginMgr.get_plugins('source')
 
+        # Don't support '-' in plugin names
+        self.source = self.source.replace("-", "_")
+
         if self.source not in plugins:
             raise WicError("The '%s' --source specified for %s doesn't exist.\n\t"
                            "See 'wic list source-plugins' for a list of available"
@@ -178,7 +181,7 @@ class Partition():
             splitted = self.sourceparams.split(',')
             srcparams_dict = dict((par.split('=', 1) + [None])[:2] for par in splitted if par)
 
-        plugin = PluginMgr.get_plugins('source')[self.source]
+        plugin = plugins[self.source]
         plugin.do_configure_partition(self, srcparams_dict, creator,
                                       cr_workdir, oe_builddir, bootimg_dir,
                                       kernel_dir, native_sysroot)
diff --git a/scripts/lib/wic/plugins/imager/direct.py b/scripts/lib/wic/plugins/imager/direct.py
index 2124ceac7f..6e1f1c8cba 100644
--- a/scripts/lib/wic/plugins/imager/direct.py
+++ b/scripts/lib/wic/plugins/imager/direct.py
@@ -203,6 +203,8 @@ class DirectPlugin(ImagerPlugin):
         source_plugin = self.ks.bootloader.source
         disk_name = self.parts[0].disk
         if source_plugin:
+            # Don't support '-' in plugin names
+            source_plugin = source_plugin.replace("-", "_")
             plugin = PluginMgr.get_plugins('source')[source_plugin]
             plugin.do_install_disk(self._image, disk_name, self, self.workdir,
                                    self.oe_builddir, self.bootimg_dir,