--- a/package-data-list.lisp-expr
+++ b/package-data-list.lisp-expr
@@ -1644,6 +1644,8 @@
                "OBJECT-NOT-SIMPLE-ARRAY-COMPLEX-DOUBLE-FLOAT-ERROR"
                #!+long-float
                "OBJECT-NOT-SIMPLE-ARRAY-COMPLEX-LONG-FLOAT-ERROR"
+               #!+sb-simd-pack
+               "OBJECT-NOT-SIMD-PACK-ERROR"
                "OBJECT-NOT-SIMPLE-ARRAY-COMPLEX-SINGLE-FLOAT-ERROR"
                "OBJECT-NOT-SIMPLE-ARRAY-DOUBLE-FLOAT-ERROR"
                "OBJECT-NOT-SIMPLE-ARRAY-ERROR"
@@ -1748,6 +1750,9 @@
                "SINGLE-FLOAT-INT-EXPONENT" "SINGLE-FLOAT-SIGNIFICAND"
                "SINGLE-VALUE-TYPE" "SINGLE-VALUE-SPECIFIER-TYPE"
                "SPECIALIZABLE" "SPECIALIZABLE-VECTOR" "SPECIFIER-TYPE"
+               #!+sb-simd-pack "SIMD-PACK-SINGLE"
+               #!+sb-simd-pack "SIMD-PACK-DOUBLE"
+               #!+sb-simd-pack "SIMD-PACK-INT"
                #!+sb-simd-pack "SIMD-PACK"
                #!+sb-simd-pack "SIMD-PACK-P"
                #!+sb-simd-pack "SIMD-PACK-TYPE"
@@ -2667,6 +2672,11 @@
                #!+long-float "COMPLEX-LONG-FLOAT-WIDETAG"
                #!+long-float "COMPLEX-LONG-REG-SC-NUMBER"
                #!+long-float "COMPLEX-LONG-STACK-SC-NUMBER"
+               #!+sb-simd-pack "SIMD-PACK-TAG-SLOT"
+               #!+sb-simd-pack "SIMD-PACK-HI-VALUE-SLOT"
+               #!+sb-simd-pack "SIMD-PACK-LO-VALUE-SLOT"
+               #!+sb-simd-pack "SIMD-PACK-SIZE"
+               #!+sb-simd-pack "SIMD-PACK-WIDETAG"
                #!-x86-64 #!-x86-64
                "COMPLEX-SINGLE-FLOAT-IMAG-SLOT" "COMPLEX-SINGLE-FLOAT-REAL-SLOT"
                #!+x86-64