diff --git a/src/stub/powerpc-linux.elf-entry.h b/src/stub/powerpc-linux.elf-entry.h
index e463a109..6e441f44 100644
--- a/src/stub/powerpc-linux.elf-entry.h
+++ b/src/stub/powerpc-linux.elf-entry.h
@@ -32,8 +32,8 @@
 
 
 #define STUB_POWERPC_LINUX_ELF_ENTRY_SIZE    9144
-#define STUB_POWERPC_LINUX_ELF_ENTRY_ADLER32 0xbffd5d8f
-#define STUB_POWERPC_LINUX_ELF_ENTRY_CRC32   0x77078a44
+#define STUB_POWERPC_LINUX_ELF_ENTRY_ADLER32 0x3faf5db0
+#define STUB_POWERPC_LINUX_ELF_ENTRY_CRC32   0x825ccfba
 
 unsigned char stub_powerpc_linux_elf_entry[9144] = {
 /* 0x0000 */ 127, 69, 76, 70,  1,  2,  1,  0,  0,  0,  0,  0,  0,  0,  0,  0,
@@ -427,9 +427,9 @@ unsigned char stub_powerpc_linux_elf_entry[9144] = {
 /* 0x1840 */  56, 96,  0,  0,124, 25,176, 80,124,149,  2, 20,124,156, 35,120,
 /* 0x1850 */  72,  0,  0,153,124,125, 27,120,128, 22,  0,  8,124,149,224, 80,
 /* 0x1860 */ 127,103,219,120, 56,192,  0, 18,124,132,  2, 20, 72,  0,  0,125,
-/* 0x1870 */ 126,153, 24, 80,130,118,  0,  0, 56,118,  0, 16,126,214,162, 20,
-/* 0x1880 */ 126,246,170, 20,126,216,240, 56,126,248,184, 80,127,233,  3,166,
-/* 0x1890 */ 127,255,162, 20,136,246,  0, 12,146,161,  0,140, 56,193,  0,140,
+/* 0x1870 */ 126,153, 24, 80,127,233,  3,166,127,255,162, 20,130,118,  0,  0,
+/* 0x1880 */  56,118,  0, 16,126,214,162, 20,126,246,170, 20,127,248,240, 56,
+/* 0x1890 */ 126,248,184, 80,136,246,  0, 12,146,161,  0,140, 56,193,  0,140,
 /* 0x18a0 */ 126,197,179,120,128,150,  0,  8, 78,128,  4, 33,128, 22,  0,  0,
 /* 0x18b0 */  87,195,186,126, 80, 96,  4, 62,144, 22,  0,  0, 56,160,  0,  5,
 /* 0x18c0 */ 126,228,187,120,127,  3,195,120, 56,  0,  0,125, 68,  0,  0,  2,
diff --git a/src/stub/src/arch/powerpc/32/ppc_regs.h b/src/stub/src/arch/powerpc/32/ppc_regs.h
index d287dec0..a1fec0e3 100644
--- a/src/stub/src/arch/powerpc/32/ppc_regs.h
+++ b/src/stub/src/arch/powerpc/32/ppc_regs.h
@@ -34,6 +34,8 @@
 #define r30 30
 #define r31 31
 
+// http://refspecs.linux-foundation.org/elf/elfspec_ppc.pdf
+//
 /* Stack pointer */
 #define sp 1
 SZ_FRAME= 6*4  // (sp,cr,lr, xx,yy,zz) save area per calling convention
diff --git a/src/stub/src/powerpc-linux.elf-entry.S b/src/stub/src/powerpc-linux.elf-entry.S
index 878c47f5..022dadca 100644
--- a/src/stub/src/powerpc-linux.elf-entry.S
+++ b/src/stub/src/powerpc-linux.elf-entry.S
@@ -212,17 +212,17 @@ unfold:  // IN: r_exp, r_auxv, r_PMASK
         add a1,a1,r0  // + sz_cpr of fold; a1 <= .st_size
         call mmapRW0
         sub r_relo,a0,r_elf  // relocation amount
+        mtctr r_exp; add r_exp,r_exp,r_relo  // use old f_exp; r_exp= new &f_exp
 
 // Decompress from old folded code, overwriting new copy of folded code.
         lwz r_obinf,       LOBINFO - LrFLD(r_FLD)  // O_BINFO
         la src,sz_b_info + LBINFO - LrFLD(r_FLD)  // old folded code
         add r_FLD,r_FLD,r_relo  // dst for unfolding;  use copied data
         add r_LENM,r_FLD,r_szuf  // + sz_unc = last of unfolded
-        and r_ADRM,r_FLD,r_PMASK  // base for PROT_EXEC
+        and r_ADRM,r_exp,r_PMASK  // base for PROT_EXEC
         sub r_LENM,r_LENM,r_ADRM  // length for PROT_EXEC
 
 // The new f_exp has PROT_WRITE, so use the old f_exp to decompress.
-        mtctr r_exp; add r_exp,r_exp,r_relo  // use old f_exp; r_exp= new &f_exp
         lbz meth,b_method + LBINFO - LrFLD(r_FLD)
         stw  r_szuf,SZ_FRAME+31*NBPW(sp)  // lzma uses for EOF
         la ldst,SZ_FRAME+31*NBPW(sp)  // &slot on stack