sticking 74 1D into https://shell-storm.org/online/Online-Assembler-and-Disassembler/, it tells us it's "je 0x1f" (JE is a synonym for JZ).
So stick JMP 0x1f into the assembler, and we get EB 1D back.
So we need to find that 74 in the binary and turn it into EB