diff --git a/src/p_elf_enum.h b/src/p_elf_enum.h
index f86675ae..8d918812 100644
--- a/src/p_elf_enum.h
+++ b/src/p_elf_enum.h
@@ -162,9 +162,14 @@
         DT_CHECKSUM = 0x6ffffdf8,       /* Only for prelink? */
         DT_GNU_HASH = 0x6ffffef5,       /* GNU-style hash table */
         DT_VERSYM   = 0x6ffffff0,       /* version[] for each symbol */
+        DT_FLAGS_1  = 0x6ffffffb,       /* State flags, see DF_1_* below.  */
+
         DT_VERDEF   = 0x6ffffffc,       /* version definitions[] */
         DT_VERNEEDED= 0x6ffffffe        /* version[] needed */
     };
+    enum { // DF_1_ bits
+        DF_1_PIE    = 0x08000000    /* Position-Independent Executable [main program] */
+    };
 #endif