diff --git a/gitinspector/comment.py b/gitinspector/comment.py
index 2df26d1..94a64ec 100644
--- a/gitinspector/comment.py
+++ b/gitinspector/comment.py
@@ -32,7 +32,7 @@
 __comment__ = {"java": "//", "c": "//", "cc": "//", "cpp": "//", "cs": "//", "h": "//", "hh": "//", "hpp": "//", "hs": "--",
                "pl": "#", "php": "//", "py": "#", "glsl": "//", "rb": "#", "robot": "#", "rs": "//", "rlib": "//", "js": "//",
                "scala": "//", "sql": "--", "tex": "%", "ada": "--", "ads": "--", "adb": "--", "pot": "#", "po": "#", "go": "//",
-               "ly": "%", "ily": "%"}
+               "ly": "%", "ily": "%", "clj": ";", "cljs": ";", "cljc": ";"}
 
 __comment_markers_must_be_at_begining__ = {"tex": True}
 
diff --git a/gitinspector/extensions.py b/gitinspector/extensions.py
index 3764735..1afd5f5 100644
--- a/gitinspector/extensions.py
+++ b/gitinspector/extensions.py
@@ -19,7 +19,7 @@
 
 from __future__ import unicode_literals
 
-DEFAULT_EXTENSIONS = ["java", "c", "cc", "cpp", "h", "hh", "hpp", "py", "glsl", "rb", "js", "sql"]
+DEFAULT_EXTENSIONS = ["java", "c", "cc", "cpp", "h", "hh", "hpp", "py", "glsl", "rb", "js", "sql", "clj", "cljs", "cljc"]
 
 __extensions__ = DEFAULT_EXTENSIONS
 __located_extensions__ = set()
diff --git a/gitinspector/metrics.py b/gitinspector/metrics.py
index d4aeead..1a05c00 100644
--- a/gitinspector/metrics.py
+++ b/gitinspector/metrics.py
@@ -24,7 +24,7 @@
 from . import comment, filtering, interval
 
 __metric_eloc__ = {"java": 500, "c": 500, "cpp": 500, "cs": 500, "h": 300, "hpp": 300, "php": 500, "py": 500, "glsl": 1000,
-                   "rb": 500, "js": 500, "sql": 1000, "xml": 1000}
+                   "rb": 500, "js": 500, "sql": 1000, "xml": 1000, "clj": 500, "cljs": 500, "cljc": 500}
 
 __metric_cc_tokens__ = [[["java", "js", "c", "cc", "cpp"], ["else", r"for\s+\(.*\)", r"if\s+\(.*\)", r"case\s+\w+:",
                                                             "default:", r"while\s+\(.*\)"],
@@ -33,7 +33,9 @@
                                  "default:", r"while\s+\(.*\)"],
                                 ["assert", "break", "continue", "return"]],
                        [["py"], [r"^\s+elif .*:$", r"^\s+else:$", r"^\s+for .*:", r"^\s+if .*:$", r"^\s+while .*:$"],
-                                [r"^\s+assert", "break", "continue", "return"]]]
+                                [r"^\s+assert", "break", "continue", "return"]],
+                       [["clj", "cljs", "cljs"], ["\("],
+                                                  ["assert"]]]
 
 METRIC_CYCLOMATIC_COMPLEXITY_THRESHOLD = 50
 METRIC_CYCLOMATIC_COMPLEXITY_DENSITY_THRESHOLD = 0.75