diff --git a/eos/const.py b/eos/const.py
index 4c71d76c5..e1348c5b8 100644
--- a/eos/const.py
+++ b/eos/const.py
@@ -93,3 +93,11 @@ class SpoolType(IntEnum):
     SCALE = 0  # [0..1]
     TIME = 1  # Expressed via time in seconds since spool up started
     CYCLES = 2  # Expressed in amount of cycles since spool up started
+
+
+@unique
+class FitSystemSecurity(IntEnum):
+    HISEC = 0
+    LOWSEC = 1
+    NULLSEC = 2
+    WSPACE = 3
diff --git a/eos/db/migrations/upgrade31.py b/eos/db/migrations/upgrade31.py
new file mode 100644
index 000000000..448801970
--- /dev/null
+++ b/eos/db/migrations/upgrade31.py
@@ -0,0 +1,15 @@
+"""
+Migration 31
+
+- added fit system security column
+"""
+
+
+import sqlalchemy
+
+
+def upgrade(saveddata_engine):
+    try:
+        saveddata_engine.execute("SELECT systemSecurity FROM fits LIMIT 1")
+    except sqlalchemy.exc.DatabaseError:
+        saveddata_engine.execute("ALTER TABLE fits ADD COLUMN systemSecurity INT")
diff --git a/eos/db/saveddata/fit.py b/eos/db/saveddata/fit.py
index efdac1c76..274c50b23 100644
--- a/eos/db/saveddata/fit.py
+++ b/eos/db/saveddata/fit.py
@@ -44,6 +44,7 @@ from eos.saveddata.module import Module
 from eos.saveddata.targetResists import TargetResists
 from eos.saveddata.user import User
 
+
 fits_table = Table("fits", saveddata_meta,
                    Column("ID", Integer, primary_key=True),
                    Column("ownerID", ForeignKey("users.ID"), nullable=True, index=True),
@@ -59,7 +60,8 @@ fits_table = Table("fits", saveddata_meta,
                    Column("notes", String, nullable=True),
                    Column("ignoreRestrictions", Boolean, default=0),
                    Column("created", DateTime, nullable=True, default=datetime.datetime.now),
-                   Column("modified", DateTime, nullable=True, default=datetime.datetime.now, onupdate=datetime.datetime.now)
+                   Column("modified", DateTime, nullable=True, default=datetime.datetime.now, onupdate=datetime.datetime.now),
+                   Column("systemSecurity", Integer, nullable=True)
                    )
 
 projectedFits_table = Table("projectedFits", saveddata_meta,