diff --git a/eos/saveddata/damagePattern.py b/eos/saveddata/damagePattern.py
index 2d32de6a2..d7889f131 100644
--- a/eos/saveddata/damagePattern.py
+++ b/eos/saveddata/damagePattern.py
@@ -18,12 +18,16 @@
 # ===============================================================================
 
 import re
+import eos.db
 
 
 class DamagePattern(object):
     DAMAGE_TYPES = ("em", "thermal", "kinetic", "explosive")
 
-    def __init__(self, emAmount=25, thermalAmount=25, kineticAmount=25, explosiveAmount=25):
+    def __init__(self, *args, **kwargs):
+        self.update(*args, **kwargs)
+
+    def update(self, emAmount=25, thermalAmount=25, kineticAmount=25, explosiveAmount=25):
         self.emAmount = emAmount
         self.thermalAmount = thermalAmount
         self.kineticAmount = kineticAmount
@@ -74,6 +78,14 @@ class DamagePattern(object):
         lines = re.split('[\n\r]+', text)
         patterns = []
         numPatterns = 0
+
+        # When we import damage profiles, we create new ones and update old ones. To do this, get a list of current
+        # patterns to allow lookup
+        lookup = {}
+        current = eos.db.getDamagePatternList()
+        for pattern in current:
+            lookup[pattern.name] = pattern
+
         for line in lines:
             try:
                 if line.strip()[0] == "#":  # comments
@@ -99,10 +111,18 @@ class DamagePattern(object):
                     continue
 
             if len(fields) == 4:  # Avoid possible blank lines
-                pattern = DamagePattern(**fields)
-                pattern.name = name.strip()
+                if name.strip() in lookup:
+                    pattern = lookup[name.strip()]
+                    pattern.update(**fields)
+                    eos.db.save(pattern)
+                else:
+                    pattern = DamagePattern(**fields)
+                    pattern.name = name.strip()
+                    eos.db.save(pattern)
                 patterns.append(pattern)
 
+        eos.db.commit()
+
         return patterns, numPatterns
 
     EXPORT_FORMAT = "DamageProfile = %s,%d,%d,%d,%d\n"
diff --git a/service/damagePattern.py b/service/damagePattern.py
index 5a169734c..7e9e579fc 100644
--- a/service/damagePattern.py
+++ b/service/damagePattern.py
@@ -72,21 +72,9 @@ class DamagePattern(object):
         eos.db.save(p)
 
     def importPatterns(self, text):
-        lookup = {}
-        current = self.getDamagePatternList()
-        for pattern in current:
-            lookup[pattern.name] = pattern
-
         imports, num = es_DamagePattern.importPatterns(text)
-        for pattern in imports:
-            if pattern.name in lookup:
-                match = lookup[pattern.name]
-                match.__dict__.update(pattern.__dict__)
-            else:
-                eos.db.save(pattern)
-        eos.db.commit()
-
         lenImports = len(imports)
+
         if lenImports == 0:
             raise ImportError("No patterns found for import")
         if lenImports != num: