diff --git a/mach/6500/Action b/mach/6500/Action
index f44879f1..efbbfe1c 100644
--- a/mach/6500/Action
+++ b/mach/6500/Action
@@ -19,3 +19,6 @@ end
 name "MSC6500 Basic library"
 dir libbc
 end
+name "MSC6500 Occam library"
+dir liboc
+end
diff --git a/mach/em22/Action b/mach/em22/Action
index afe32803..65d5b5cc 100644
--- a/mach/em22/Action
+++ b/mach/em22/Action
@@ -7,3 +7,6 @@ end
 name "2-2 Interpreter Basic library"
 dir libbc
 end
+name "2-2 Interpreter Occam library"
+dir liboc
+end
diff --git a/mach/em44/Action b/mach/em44/Action
index e507c112..d94afd87 100644
--- a/mach/em44/Action
+++ b/mach/em44/Action
@@ -7,3 +7,6 @@ end
 name "4-4 Interpreter Basic library"
 dir libbc
 end
+name "4-4 Interpreter Occam library"
+dir liboc
+end
diff --git a/mach/i80/Action b/mach/i80/Action
index 28050e3a..dd521e83 100644
--- a/mach/i80/Action
+++ b/mach/i80/Action
@@ -10,6 +10,9 @@ end
 name "Intel 8080 Basic library"
 dir libbc
 end
+name "Intel 8080 Occam library"
+dir liboc
+end
 name "Intel 8080 C libraries"
 dir libcc
 end
diff --git a/mach/m68k2/Action b/mach/m68k2/Action
index 9e0885cf..080cc47d 100644
--- a/mach/m68k2/Action
+++ b/mach/m68k2/Action
@@ -25,6 +25,9 @@ end
 name "Motorola 68000 2-4 Basic library"
 dir libbc
 end
+name "Motorola 68000 2-4 Occam library"
+dir liboc
+end
 name "Motorola 68000 interpreters"
 system m68*
 dir int
diff --git a/mach/m68k4/Action b/mach/m68k4/Action
index 9efd6d97..e2b44c99 100644
--- a/mach/m68k4/Action
+++ b/mach/m68k4/Action
@@ -10,9 +10,12 @@ end
 name "M68000 4-4 C libraries"
 dir libcc
 end
-name "M68000 4-4 Basic libraries"
+name "M68000 4-4 Basic library"
 dir libbc
 end
-name "M68000 4-4 Pascal libraries"
+name "M68000 4-4 Pascal library"
 dir libpc
 end
+name "M68000 4-4 Occam library"
+dir liboc
+end
diff --git a/mach/ns/Action b/mach/ns/Action
index b58ea145..d7419057 100644
--- a/mach/ns/Action
+++ b/mach/ns/Action
@@ -16,6 +16,9 @@ end
 name "NS16032 PC library"
 dir libpc
 end
-name "NS16032 Basic libraries"
+name "NS16032 Basic library"
 dir libbc
 end
+name "NS16032 Occam library"
+dir liboc
+end
diff --git a/mach/z80/Action b/mach/z80/Action
index d0480948..9abd7dd7 100644
--- a/mach/z80/Action
+++ b/mach/z80/Action
@@ -7,6 +7,9 @@ end
 name "Z80 Basic library"
 dir libbc
 end
+name "Z80 Occam library"
+dir liboc
+end
 name "Z80 C libraries"
 dir libcc
 end
diff --git a/mach/z8000/Action b/mach/z8000/Action
index 6134c947..a1c42c26 100644
--- a/mach/z8000/Action
+++ b/mach/z8000/Action
@@ -16,3 +16,6 @@ end
 name "Zilog Z8000 Basic library"
 dir libbc
 end
+name "Zilog Z8000 Occam library"
+dir liboc
+end