diff --git a/kmir/pyproject.toml b/kmir/pyproject.toml
index bf71df0eb..d43c4bc8e 100644
--- a/kmir/pyproject.toml
+++ b/kmir/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
 name = "kmir"
-version = "0.3.121"
+version = "0.3.122"
 description = ""
 authors = [
     "Runtime Verification, Inc. <contact@runtimeverification.com>",
diff --git a/kmir/src/kmir/__init__.py b/kmir/src/kmir/__init__.py
index 171936af8..1345b2f7a 100644
--- a/kmir/src/kmir/__init__.py
+++ b/kmir/src/kmir/__init__.py
@@ -1,3 +1,3 @@
 from typing import Final
 
-VERSION: Final = '0.3.121'
+VERSION: Final = '0.3.122'
diff --git a/kmir/src/kmir/kdist/mir-semantics/kmir.md b/kmir/src/kmir/kdist/mir-semantics/kmir.md
index 63beaa787..cc6642088 100644
--- a/kmir/src/kmir/kdist/mir-semantics/kmir.md
+++ b/kmir/src/kmir/kdist/mir-semantics/kmir.md
@@ -45,11 +45,12 @@ function map and the initial memory have to be set up.
 
 ```k
   // #init step, assuming a singleton in the K cell
-  rule <k> #init(_NAME:Symbol _ALLOCS:GlobalAllocs FUNCTIONS:FunctionNames ITEMS:MonoItems TYPES:TypeMappings)
+  rule <k> #init(_NAME:Symbol ALLOCS:GlobalAllocs FUNCTIONS:FunctionNames ITEMS:MonoItems TYPES:TypeMappings)
          =>
            #execFunction(#findItem(ITEMS, FUNCNAME), FUNCTIONS)
        </k>
        <functions> _ => #mkFunctionMap(FUNCTIONS, ITEMS) </functions>
+       <memory> _ => #mkMemoryMap(ALLOCS) </memory>
        <start-symbol> FUNCNAME </start-symbol>
        <types> _ => #mkTypeMap(.Map, TYPES) </types>
        <adt-to-ty> _ => #mkAdtMap(.Map, TYPES) </adt-to-ty>
@@ -108,7 +109,16 @@ they are callee in a `Call` terminator within an `Item`).
 The function _names_ and _ids_ are not relevant for calls and therefore dropped.
 
 ```k
+  syntax Address ::= "Address" "(" Int ")"
+
+  rule #mkMemoryMap(Globals) => #accumMemory(.Map, Address(1), Globals)
+
+  rule #accumMemory(Acc, _, .GlobalAllocs) => Acc
+  rule #accumMemory(Acc, Address(INDEX), Global REST) => #accumMemory(Acc (Address(INDEX) |-> Global), Address(INDEX +Int 1), REST)
+
   syntax Map ::= #mkFunctionMap ( FunctionNames, MonoItems ) [ function, total ]
+               | #mkMemoryMap ( GlobalAllocs )               [ function, total ]
+               | #accumMemory ( Map, Address, GlobalAllocs ) [ function, total ]
                | #accumFunctions ( Map, Map, FunctionNames ) [ function, total ]
                | #accumItems ( Map, MonoItems )              [ function, total ]
 
diff --git a/kmir/src/kmir/kdist/mir-semantics/rt/configuration.md b/kmir/src/kmir/kdist/mir-semantics/rt/configuration.md
index 80d39e906..5e9b05ad4 100644
--- a/kmir/src/kmir/kdist/mir-semantics/rt/configuration.md
+++ b/kmir/src/kmir/kdist/mir-semantics/rt/configuration.md
@@ -48,9 +48,8 @@ module KMIR-CONFIGURATION
                   <stack> .List </stack>
                   // function store, Ty -> MonoItemFn
                   <functions> .Map </functions>
-                  // heap
-                  <memory> .Map </memory> // FIXME unclear how to model
-                  // FIXME where do we put the "GlobalAllocs"? in the heap, presumably?
+                  // heap, Address(Int) -> ( GlobalAlloc | Data? ) 
+                  <memory> .Map </memory>
                   <start-symbol> symbol($STARTSYM:String) </start-symbol>
                   // static information about the base type interning in the MIR
                   <types> .Map </types>
diff --git a/package/version b/package/version
index b96616520..165ea630e 100644
--- a/package/version
+++ b/package/version
@@ -1 +1 @@
-0.3.121
+0.3.122