diff --git a/misc/dapper/debian/control b/misc/dapper/debian/control
index a2762ddb6..eda79bb35 100644
--- a/misc/dapper/debian/control
+++ b/misc/dapper/debian/control
@@ -7,6 +7,6 @@ Standards-Version: 3.7.2
 
 Package: allmydata-tahoe
 Architecture: all
-Depends: python (>= 2.4), python (<< 2.5), python2.4-foolscap, python-twisted, python-nevow, python-pyopenssl
+Depends: python (>= 2.4), python (<< 2.5), python2.4-foolscap, python-twisted, python-nevow, python-pyopenssl, python-simplejson
 Description: A secure distributed filestore
  Allmydata (tahoe2)
diff --git a/misc/feisty/debian/control b/misc/feisty/debian/control
index 29626ddfd..d5f2e4352 100644
--- a/misc/feisty/debian/control
+++ b/misc/feisty/debian/control
@@ -9,7 +9,7 @@ Standards-Version: 3.7.2
 
 Package: allmydata-tahoe
 Architecture: all
-Depends: ${python:Depends}, python-twisted, python-foolscap, python-pyopenssl, python-nevow
+Depends: ${python:Depends}, python-twisted, python-foolscap, python-pyopenssl, python-nevow, python-simplejson
 Recommends:
 XB-Python-Version: 2.4,2.5
 Description: A secure distributed filestore
diff --git a/misc/sid/debian/control b/misc/sid/debian/control
index 6be779137..d48cf0c5d 100644
--- a/misc/sid/debian/control
+++ b/misc/sid/debian/control
@@ -9,7 +9,7 @@ Standards-Version: 3.7.2
 
 Package: allmydata-tahoe
 Architecture: all
-Depends: ${python:Depends}, python-twisted-core, python-foolscap, python-pyopenssl, python-twisted-names, python-nevow
+Depends: ${python:Depends}, python-twisted-core, python-foolscap, python-pyopenssl, python-twisted-names, python-nevow, python-simplejson
 Recommends:
 XB-Python-Version: 2.4
 Description: A secure distributed filestore