diff --git a/meta/classes/sstate.bbclass b/meta/classes/sstate.bbclass
index 570b371..d00779a 100644
--- a/meta/classes/sstate.bbclass
+++ b/meta/classes/sstate.bbclass
@@ -4,16 +4,21 @@ SSTATE_MANIFESTS ?= "${TMPDIR}/sstate-control"
 SSTATE_MANFILEBASE = "${SSTATE_MANIFESTS}/manifest-${SSTATE_MANMACH}-"
 SSTATE_MANFILEPREFIX = "${SSTATE_MANFILEBASE}${PN}"
 
+def generate_sstatefn(spec, hash, d):
+    if not hash:
+        hash = "INVALID"
+    return hash[:2] + "/" + spec + hash
 
 SSTATE_PKGARCH    = "${PACKAGE_ARCH}"
 SSTATE_PKGSPEC    = "sstate-${PN}-${PACKAGE_ARCH}${TARGET_VENDOR}-${TARGET_OS}-${PV}-${PR}-${SSTATE_PKGARCH}-${SSTATE_VERSION}-"
-SSTATE_PKGNAME    = "${SSTATE_PKGSPEC}${BB_TASKHASH}"
+SSTATE_PKGNAME    = "${@generate_sstatefn(d.getVar('SSTATE_PKGSPEC', True), d.getVar('BB_TASKHASH', True), d)}"
 SSTATE_PKG        = "${SSTATE_DIR}/${SSTATE_PKGNAME}"
+SSTATE_PATHSPEC   = "${SSTATE_DIR}/*/${SSTATE_PKGSPEC}"
 
 SSTATE_SCAN_FILES ?= "*.la *-config *_config"
 SSTATE_SCAN_CMD ?= 'find ${SSTATE_BUILDDIR} \( -name "${@"\" -o -name \"".join(d.getVar("SSTATE_SCAN_FILES", True).split())}" \) -type f'
 
-BB_HASHFILENAME = "${SSTATE_PKGNAME}"
+BB_HASHFILENAME = "${SSTATE_PKGSPEC}"
 
 SSTATE_MANMACH ?= "${SSTATE_PKGARCH}"
 
@@ -158,10 +163,11 @@ def sstate_installpkg(ss, d):
         oe.path.remove(dir)
 
     sstateinst = d.expand("${WORKDIR}/sstate-install-%s/" % ss['name'])
+    sstatefetch = d.getVar('SSTATE_PKGNAME', True) + '_' + ss['name'] + ".tgz"
     sstatepkg = d.getVar('SSTATE_PKG', True) + '_' + ss['name'] + ".tgz"
 
     if not os.path.exists(sstatepkg):
-       pstaging_fetch(sstatepkg, d)
+       pstaging_fetch(sstatefetch, sstatepkg, d)
 
     if not os.path.isfile(sstatepkg):
         bb.note("Staging package %s does not exist" % sstatepkg)
@@ -223,8 +229,7 @@ def sstate_installpkg(ss, d):
 def sstate_clean_cachefile(ss, d):
     import oe.path
 
-    sstatepkgdir = d.getVar('SSTATE_DIR', True)
-    sstatepkgfile = sstatepkgdir + '/' + d.getVar('SSTATE_PKGSPEC', True) + "*_" + ss['name'] + ".tgz*"
+    sstatepkgfile = d.getVar('SSTATE_PATHSPEC', True) + "*_" + ss['name'] + ".tgz*"
     bb.note("Removing %s" % sstatepkgfile)
     oe.path.remove(sstatepkgfile)
 
@@ -417,7 +422,7 @@ def sstate_package(ss, d):
 
     return
 
-def pstaging_fetch(sstatepkg, d):
+def pstaging_fetch(sstatefetch, sstatepkg, d):
     import bb.fetch2
 
     # Only try and fetch if the user has configured a mirror
@@ -430,7 +435,7 @@ def pstaging_fetch(sstatepkg, d):
     bb.data.update_data(localdata)
 
     dldir = localdata.expand("${SSTATE_DIR}")
-    srcuri = "file://" + os.path.basename(sstatepkg)
+    srcuri = "file://" + sstatefetch
 
     bb.mkdirhier(dldir)
 
@@ -519,8 +524,7 @@ def sstate_checkhashes(sq_fn, sq_task, sq_hash, sq_hashfn, d):
     }
 
     for task in range(len(sq_fn)):
-        sstatefile = d.expand("${SSTATE_DIR}/" + sq_hashfn[task] + "_" + mapping[sq_task[task]] + ".tgz")
-        sstatefile = sstatefile.replace("${BB_TASKHASH}", sq_hash[task])
+        sstatefile = d.expand("${SSTATE_DIR}/" + generate_sstatefn(sq_hashfn[task], sq_hash[task], d) + "_" + mapping[sq_task[task]] + ".tgz")
         if os.path.exists(sstatefile):
             bb.debug(2, "SState: Found valid sstate file %s" % sstatefile)
             ret.append(task)
@@ -544,10 +548,9 @@ def sstate_checkhashes(sq_fn, sq_task, sq_hash, sq_hashfn, d):
             if task in ret:
                 continue
 
-            sstatefile = d.expand("${SSTATE_DIR}/" + sq_hashfn[task] + "_" + mapping[sq_task[task]] + ".tgz")
-            sstatefile = sstatefile.replace("${BB_TASKHASH}", sq_hash[task])
+            sstatefile = d.expand(generate_sstatefn(sq_hashfn[task], sq_hash[task], d) + "_" + mapping[sq_task[task]] + ".tgz")
 
-            srcuri = "file://" + os.path.basename(sstatefile)
+            srcuri = "file://" + sstatefile
             localdata.setVar('SRC_URI', srcuri)
             bb.debug(2, "SState: Attempting to fetch %s" % srcuri)