diff --git a/validate/launcher/apps/gstvalidate.py b/validate/launcher/apps/gstvalidate.py
index 73f205dfcf..af35e4969e 100644
--- a/validate/launcher/apps/gstvalidate.py
+++ b/validate/launcher/apps/gstvalidate.py
@@ -364,7 +364,8 @@ class GstValidateLaunchTest(GstValidateTest):
 
     def __init__(self, classname, options, reporter, pipeline_desc,
                  timeout=DEFAULT_TIMEOUT, scenario=None,
-                 media_descriptor=None, duration=0, hard_timeout=None):
+                 media_descriptor=None, duration=0, hard_timeout=None,
+                 extra_env_variables={}):
         try:
             timeout = GST_VALIDATE_PROTOCOL_TIMEOUTS[
                 media_descriptor.get_protocol()]
@@ -384,7 +385,8 @@ class GstValidateLaunchTest(GstValidateTest):
                                                   duration=duration,
                                                   scenario=scenario,
                                                   timeout=timeout,
-                                                  hard_timeout=hard_timeout)
+                                                  hard_timeout=hard_timeout,
+                                                  extra_env_variables=extra_env_variables)
 
         self.pipeline_desc = pipeline_desc
         self.media_descriptor = media_descriptor
@@ -400,11 +402,12 @@ class GstValidateLaunchTest(GstValidateTest):
 class GstValidateMediaCheckTest(GstValidateTest):
 
     def __init__(self, classname, options, reporter, media_descriptor,
-                 uri, minfo_path, timeout=DEFAULT_TIMEOUT):
+                 uri, minfo_path, timeout=DEFAULT_TIMEOUT, extra_env_variables={}):
         super(
             GstValidateMediaCheckTest, self).__init__(G_V_DISCOVERER_COMMAND, classname,
                                                       options, reporter,
-                                                      timeout=timeout)
+                                                      timeout=timeout,
+                                                      extra_env_variables=extra_env_variables)
         self._uri = uri
         self.media_descriptor = media_descriptor
         self._media_info_path = minfo_path
@@ -421,7 +424,7 @@ class GstValidateTranscodingTest(GstValidateTest, GstValidateEncodingTestInterfa
     def __init__(self, classname, options, reporter,
                  combination, uri, media_descriptor,
                  timeout=DEFAULT_TIMEOUT,
-                 scenario=None):
+                 scenario=None, extra_env_variables={}):
 
         Loggable.__init__(self)
 
@@ -446,7 +449,8 @@ class GstValidateTranscodingTest(GstValidateTest, GstValidateEncodingTestInterfa
                                                        reporter,
                                                        duration=duration,
                                                        timeout=timeout,
-                                                       scenario=scenario)
+                                                       scenario=scenario,
+                                                       extra_env_variables=extra_env_variables)
 
         GstValidateEncodingTestInterface.__init__(
             self, combination, media_descriptor)
diff --git a/validate/launcher/baseclasses.py b/validate/launcher/baseclasses.py
index f7bc670490..33b8b49bd3 100644
--- a/validate/launcher/baseclasses.py
+++ b/validate/launcher/baseclasses.py
@@ -51,7 +51,7 @@ class Test(Loggable):
 
     def __init__(self, application_name, classname, options,
                  reporter, duration=0, timeout=DEFAULT_TIMEOUT,
-                 hard_timeout=None):
+                 hard_timeout=None, extra_env_variables={}):
         """
         @timeout: The timeout during which the value return by get_current_value
                   keeps being exactly equal
@@ -71,6 +71,8 @@ class Test(Loggable):
         self.queue = None
         self.duration = duration
 
+        self.extra_env_variables = extra_env_variables
+
         self.clean()
 
     def clean(self):
@@ -342,6 +344,10 @@ class Test(Loggable):
         self.build_arguments()
         self.proc_env = self.get_subproc_env()
 
+        for var, value in self.extra_env_variables.items():
+            self.proc_env[var] = self.proc_env.get(var, '') + os.pathsep + value
+            self.add_env_variable(var, self.proc_env[var])
+
         if self.options.valgrind:
             self.use_valgrind()
 
@@ -396,7 +402,8 @@ class GstValidateTest(Test):
 
     def __init__(self, application_name, classname,
                  options, reporter, duration=0,
-                 timeout=DEFAULT_TIMEOUT, scenario=None, hard_timeout=None):
+                 timeout=DEFAULT_TIMEOUT, scenario=None, hard_timeout=None,
+                 extra_env_variables=[]):
 
         if not hard_timeout and self.HARD_TIMEOUT_FACTOR:
             if timeout:
@@ -418,7 +425,8 @@ class GstValidateTest(Test):
                                               options, reporter,
                                               duration=duration,
                                               timeout=timeout,
-                                              hard_timeout=hard_timeout)
+                                              hard_timeout=hard_timeout,
+                                              extra_env_variables=extra_env_variables)
 
         # defines how much the process can be outside of the configured
         # segment / seek