diff --git a/srcpkgs/ecl/files/ppc64-musl.conf b/srcpkgs/ecl/files/ppc64-musl.conf
index 9ca80e1ad67..d9aac8d1181 100644
--- a/srcpkgs/ecl/files/ppc64-musl.conf
+++ b/srcpkgs/ecl/files/ppc64-musl.conf
@@ -12,12 +12,12 @@
 ECL_STACK_DIR=down
 
 ### 1.2) Choose an integer datatype which is large enough to host a pointer
-CL_FIXNUM_TYPE=int
-CL_FIXNUM_BITS=32
-CL_FIXNUM_MAX=536870911L
-CL_FIXNUM_MIN=-536870912L
+CL_FIXNUM_TYPE="long long int"
+CL_FIXNUM_BITS=64
+CL_FIXNUM_MAX=2305843009213693951LL
+CL_FIXNUM_MIN=-2305843009213693952LL
 CL_INT_BITS=32
-CL_LONG_BITS=32
+CL_LONG_BITS=64
 
 ### 1.3) Order of bytes within a word
 ECL_BIGENDIAN=yes
diff --git a/srcpkgs/ecl/files/ppc64.conf b/srcpkgs/ecl/files/ppc64.conf
index d87b303d857..a47bab0ad9b 100644
--- a/srcpkgs/ecl/files/ppc64.conf
+++ b/srcpkgs/ecl/files/ppc64.conf
@@ -12,12 +12,12 @@
 ECL_STACK_DIR=down
 
 ### 1.2) Choose an integer datatype which is large enough to host a pointer
-CL_FIXNUM_TYPE=int
-CL_FIXNUM_BITS=32
-CL_FIXNUM_MAX=536870911L
-CL_FIXNUM_MIN=-536870912L
+CL_FIXNUM_TYPE="long long int"
+CL_FIXNUM_BITS=64
+CL_FIXNUM_MAX=2305843009213693951LL
+CL_FIXNUM_MIN=-2305843009213693952LL
 CL_INT_BITS=32
-CL_LONG_BITS=32
+CL_LONG_BITS=64
 
 ### 1.3) Order of bytes within a word
 ECL_BIGENDIAN=yes
diff --git a/srcpkgs/ecl/files/ppc64le-musl.conf b/srcpkgs/ecl/files/ppc64le-musl.conf
index 227c48646a6..3a02a9ae3ff 100644
--- a/srcpkgs/ecl/files/ppc64le-musl.conf
+++ b/srcpkgs/ecl/files/ppc64le-musl.conf
@@ -12,12 +12,12 @@
 ECL_STACK_DIR=down
 
 ### 1.2) Choose an integer datatype which is large enough to host a pointer
-CL_FIXNUM_TYPE=int
-CL_FIXNUM_BITS=32
-CL_FIXNUM_MAX=536870911L
-CL_FIXNUM_MIN=-536870912L
+CL_FIXNUM_TYPE="long long int"
+CL_FIXNUM_BITS=64
+CL_FIXNUM_MAX=2305843009213693951LL
+CL_FIXNUM_MIN=-2305843009213693952LL
 CL_INT_BITS=32
-CL_LONG_BITS=32
+CL_LONG_BITS=64
 
 ### 1.3) Order of bytes within a word
 ECL_BIGENDIAN=no
diff --git a/srcpkgs/ecl/files/ppc64le.conf b/srcpkgs/ecl/files/ppc64le.conf
index db66c69082a..59b1ad44e99 100644
--- a/srcpkgs/ecl/files/ppc64le.conf
+++ b/srcpkgs/ecl/files/ppc64le.conf
@@ -12,12 +12,12 @@
 ECL_STACK_DIR=down
 
 ### 1.2) Choose an integer datatype which is large enough to host a pointer
-CL_FIXNUM_TYPE=int
-CL_FIXNUM_BITS=32
-CL_FIXNUM_MAX=536870911L
-CL_FIXNUM_MIN=-536870912L
+CL_FIXNUM_TYPE="long long int"
+CL_FIXNUM_BITS=64
+CL_FIXNUM_MAX=2305843009213693951LL
+CL_FIXNUM_MIN=-2305843009213693952LL
 CL_INT_BITS=32
-CL_LONG_BITS=32
+CL_LONG_BITS=64
 
 ### 1.3) Order of bytes within a word
 ECL_BIGENDIAN=no